79228543046400 has 432 divisors, whose sum is σ = 316934186997120. Its totient is φ = 19206919065600.

The previous prime is 79228543046381. The next prime is 79228543046423. The reversal of 79228543046400 is 464034582297.

It is a happy number.

79228543046400 is a `hidden beast` number, since 7 + 9 + 228 + 5 + 4 + 3 + 0 + 4 + 6 + 400 = 666.

It is a tau number, because it is divible by the number of its divisors (432).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 18940042 + ... + 22741641.

Almost surely, 2^{79228543046400} is an apocalyptic number.

It is an amenable number.

79228543046400 is an abundant number, since it is smaller than the sum of its proper divisors (237705643950720).

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

79228543046400 is a wasteful number, since it uses less digits than its factorization.

79228543046400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41681729 (or 41681704 counting only the distinct ones).

The product of its (nonzero) digits is 11612160, while the sum is 54.

The spelling of 79228543046400 in words is "seventy-nine trillion, two hundred twenty-eight billion, five hundred forty-three million, forty-six thousand, four hundred".