6163964072400 has 120 divisors (see below), whose sum is σ = 19748092471744. Its totient is φ = 1643485593600.

The previous prime is 6163964072393. The next prime is 6163964072429. The reversal of 6163964072400 is 42704693616.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 6163964072400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7991760 + ... + 8729040.

Almost surely, 2^{6163964072400} is an apocalyptic number.

6163964072400 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6163964072400 is an abundant number, since it is smaller than the sum of its proper divisors (13584128399344).

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

6163964072400 is a wasteful number, since it uses less digits than its factorization.

6163964072400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 744269 (or 744258 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 48.

The spelling of 6163964072400 in words is "six trillion, one hundred sixty-three billion, nine hundred sixty-four million, seventy-two thousand, four hundred".