77732346820802 has 16 divisors (see below), whose sum is σ = 116764908065280. Its totient is φ = 38810750320608.

The previous prime is 77732346820757. The next prime is 77732346820841. The reversal of 77732346820802 is 20802864323777.

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, 5944763 + ... + 13813214.

It is an arithmetic number, because the mean of its divisors is an integer number (7297806754080).

Almost surely, 2^{77732346820802} is an apocalyptic number.

77732346820802 is a deficient number, since it is larger than the sum of its proper divisors (39032561244478).

77732346820802 is a wasteful number, since it uses less digits than its factorization.

77732346820802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19760785.

The product of its (nonzero) digits is 37933056, while the sum is 59.

The spelling of 77732346820802 in words is "seventy-seven trillion, seven hundred thirty-two billion, three hundred forty-six million, eight hundred twenty thousand, eight hundred two".