77738483065124 has 24 divisors (see below), whose sum is σ = 159269087257728. Its totient is φ = 32503895357760.

The previous prime is 77738483065123. The next prime is 77738483065147. The reversal of 77738483065124 is 42156038483777.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (77738483065123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33858223184 + ... + 33858225479.

It is an arithmetic number, because the mean of its divisors is an integer number (6636211969072).

Almost surely, 2^{77738483065124} is an apocalyptic number.

It is an amenable number.

77738483065124 is an abundant number, since it is smaller than the sum of its proper divisors (81530604192604).

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

77738483065124 is a wasteful number, since it uses less digits than its factorization.

77738483065124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67716448715 (or 67716448713 counting only the distinct ones).

The product of its (nonzero) digits is 189665280, while the sum is 65.

The spelling of 77738483065124 in words is "seventy-seven trillion, seven hundred thirty-eight billion, four hundred eighty-three million, sixty-five thousand, one hundred twenty-four".