468774135456 has 48 divisors (see below), whose sum is σ = 1342398663648. Its totient is φ = 142052768000.

The previous prime is 468774135443. The next prime is 468774135491. The reversal of 468774135456 is 654531477864.

It is a tau number, because it is divible by the number of its divisors (48).

It is a self number, because there is not a number n which added to its sum of digits gives 468774135456.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 221956395 + ... + 221958506.

It is an arithmetic number, because the mean of its divisors is an integer number (27966638826).

Almost surely, 2^468774135456 is an apocalyptic number.

It is an amenable number.

468774135456 is an abundant number, since it is smaller than the sum of its proper divisors (873624528192).

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

468774135456 is a wasteful number, since it uses less digits than its factorization.

468774135456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 443914925 (or 443914917 counting only the distinct ones).

The product of its digits is 67737600, while the sum is 60.

The spelling of 468774135456 in words is "four hundred sixty-eight billion, seven hundred seventy-four million, one hundred thirty-five thousand, four hundred fifty-six".