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402440199999 = 3134146733333
BaseRepresentation
bin1011101101100110100…
…11100001111100111111
31102110202202020101002120
411312303103201330333
523043144142344444
6504513430054023
741034562154505
oct5666323417477
91373682211076
10402440199999
11145746001812
1265bb44aa313
132bc47060876
141569a2c8675
15a705c60b19
hex5db34e1f3f

402440199999 has 4 divisors (see below), whose sum is σ = 536586933336. Its totient is φ = 268293466664.

The previous prime is 402440199971. The next prime is 402440200003. The reversal of 402440199999 is 999991044204.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 402440199999 - 216 = 402440134463 is a prime.

It is a super-2 number, since 2×4024401999992 (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402440195999) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67073366664 + ... + 67073366669.

It is an arithmetic number, because the mean of its divisors is an integer number (134146733334).

Almost surely, 2402440199999 is an apocalyptic number.

402440199999 is a deficient number, since it is larger than the sum of its proper divisors (134146733337).

402440199999 is a wasteful number, since it uses less digits than its factorization.

402440199999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134146733336.

The product of its (nonzero) digits is 7558272, while the sum is 60.

The spelling of 402440199999 in words is "four hundred two billion, four hundred forty million, one hundred ninety-nine thousand, nine hundred ninety-nine".

Divisors: 1 3 134146733333 402440199999