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16342630812 = 22321373313591
BaseRepresentation
bin11110011100001100…
…01100000110011100
31120011221112122220200
433032012030012130
5231432203141222
611301355143500
71115662032654
oct171606140634
946157478820
1016342630812
116a26a97462
123201144b90
131705a5c161
14b10681364
15659b25eac
hex3ce18c19c

16342630812 has 36 divisors (see below), whose sum is σ = 41612088336. Its totient is φ = 5407778880.

The previous prime is 16342630789. The next prime is 16342630823. The reversal of 16342630812 is 21803624361.

16342630812 is a `hidden beast` number, since 1 + 6 + 3 + 4 + 2 + 630 + 8 + 12 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1651864 + ... + 1661727.

Almost surely, 216342630812 is an apocalyptic number.

16342630812 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16342630812 is an abundant number, since it is smaller than the sum of its proper divisors (25269457524).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16342630812 is a wasteful number, since it uses less digits than its factorization.

16342630812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3313738 (or 3313733 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The spelling of 16342630812 in words is "sixteen billion, three hundred forty-two million, six hundred thirty thousand, eight hundred twelve".

Divisors: 1 2 3 4 6 9 12 18 36 137 274 411 548 822 1233 1644 2466 4932 3313591 6627182 9940773 13254364 19881546 29822319 39763092 59644638 119289276 453961967 907923934 1361885901 1815847868 2723771802 4085657703 5447543604 8171315406 16342630812