76932135478 has 128 divisors (see below), whose sum is σ = 143607168000. Its totient is φ = 30452797440.

The previous prime is 76932135463. The next prime is 76932135479. The reversal of 76932135478 is 87453123967.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76932135479) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 135205578 + ... + 135206146.

It is an arithmetic number, because the mean of its divisors is an integer number (1121931000).

Almost surely, 2^76932135478 is an apocalyptic number.

76932135478 is a deficient number, since it is larger than the sum of its proper divisors (66675032522).

76932135478 is a wasteful number, since it uses less digits than its factorization.

76932135478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1030.

The product of its digits is 7620480, while the sum is 55.

The spelling of 76932135478 in words is "seventy-six billion, nine hundred thirty-two million, one hundred thirty-five thousand, four hundred seventy-eight".