77503740347112 has 64 divisors (see below), whose sum is σ = 195216232028160. Its totient is φ = 25641029304000.

The previous prime is 77503740347101. The next prime is 77503740347141. The reversal of 77503740347112 is 21174304730577.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20103514 + ... + 23646537.

It is an arithmetic number, because the mean of its divisors is an integer number (3050253625440).

Almost surely, 2^{77503740347112} is an apocalyptic number.

It is an amenable number.

77503740347112 is an abundant number, since it is smaller than the sum of its proper divisors (117712491681048).

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

77503740347112 is a wasteful number, since it uses less digits than its factorization.

77503740347112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43750614 (or 43750610 counting only the distinct ones).

The product of its (nonzero) digits is 3457440, while the sum is 51.

The spelling of 77503740347112 in words is "seventy-seven trillion, five hundred three billion, seven hundred forty million, three hundred forty-seven thousand, one hundred twelve".