76121904480 has 48 divisors (see below), whose sum is σ = 239784000624. Its totient is φ = 20299174400.

The previous prime is 76121904473. The next prime is 76121904491. The reversal of 76121904480 is 8440912167.

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

It is a congruent number.

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, 79293171 + ... + 79294130.

It is an arithmetic number, because the mean of its divisors is an integer number (4995500013).

Almost surely, 2^76121904480 is an apocalyptic number.

It is an amenable number.

76121904480 is an abundant number, since it is smaller than the sum of its proper divisors (163662096144).

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

76121904480 is a wasteful number, since it uses less digits than its factorization.

76121904480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158587319 (or 158587311 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 42.

The spelling of 76121904480 in words is "seventy-six billion, one hundred twenty-one million, nine hundred four thousand, four hundred eighty".