1420727324400 has 90 divisors (see below), whose sum is σ = 4930318474640. Its totient is φ = 378860618880.

The previous prime is 1420727324383. The next prime is 1420727324411. The reversal of 1420727324400 is 44237270241.

1420727324400 is a `hidden beast` number, since 1 + 4 + 207 + 2 + 7 + 3 + 2 + 440 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (90).

It is a super-2 number, since 2×1420727324400² (a number of 25 digits) contains 22 as substring.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 197319640 + ... + 197326839.

Almost surely, 2^{1420727324400} is an apocalyptic number.

1420727324400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1420727324400 is an abundant number, since it is smaller than the sum of its proper divisors (3509591150240).

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

1420727324400 is a wasteful number, since it uses less digits than its factorization.

1420727324400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 394646503 (or 394646489 counting only the distinct ones).

The product of its (nonzero) digits is 75264, while the sum is 36.

The spelling of 1420727324400 in words is "one trillion, four hundred twenty billion, seven hundred twenty-seven million, three hundred twenty-four thousand, four hundred".