77120416074 has 32 divisors (see below), whose sum is σ = 166480542144. Its totient is φ = 23675783040.

The previous prime is 77120416049. The next prime is 77120416091. The reversal of 77120416074 is 47061402177.

It is a Harshad number since it is a multiple of its sum of digits (39).

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, 1081387 + ... + 1150494.

It is an arithmetic number, because the mean of its divisors is an integer number (5202516942).

Almost surely, 2^77120416074 is an apocalyptic number.

77120416074 is an abundant number, since it is smaller than the sum of its proper divisors (89360126070).

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

77120416074 is a wasteful number, since it uses less digits than its factorization.

77120416074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2232342.

The product of its (nonzero) digits is 65856, while the sum is 39.

The spelling of 77120416074 in words is "seventy-seven billion, one hundred twenty million, four hundred sixteen thousand, seventy-four".