76321872770 has 32 divisors (see below), whose sum is σ = 161396746560. Its totient is φ = 25618530240.

The previous prime is 76321872713. The next prime is 76321872773. The reversal of 76321872770 is 7727812367.

It is a super-3 number, since 3×76321872770³ (a number of 34 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (76321872773) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26684540 + ... + 26687399.

It is an arithmetic number, because the mean of its divisors is an integer number (5043648330).

Almost surely, 2^76321872770 is an apocalyptic number.

76321872770 is an abundant number, since it is smaller than the sum of its proper divisors (85074873790).

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

76321872770 is a wasteful number, since it uses less digits than its factorization.

76321872770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53371970.

The product of its (nonzero) digits is 1382976, while the sum is 50.

The spelling of 76321872770 in words is "seventy-six billion, three hundred twenty-one million, eight hundred seventy-two thousand, seven hundred seventy".