77732534548616 has 32 divisors (see below), whose sum is σ = 147745964292960. Its totient is φ = 38333617276032.

The previous prime is 77732534548567. The next prime is 77732534548733. The reversal of 77732534548616 is 61684543523777.

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, 130848431 + ... + 131441153.

It is an arithmetic number, because the mean of its divisors is an integer number (4617061384155).

Almost surely, 2^{77732534548616} is an apocalyptic number.

It is an amenable number.

77732534548616 is a deficient number, since it is larger than the sum of its proper divisors (70013429744344).

77732534548616 is a wasteful number, since it uses less digits than its factorization.

77732534548616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 817365 (or 817361 counting only the distinct ones).

The product of its digits is 711244800, while the sum is 68.

The spelling of 77732534548616 in words is "seventy-seven trillion, seven hundred thirty-two billion, five hundred thirty-four million, five hundred forty-eight thousand, six hundred sixteen".