77130427235514 has 64 divisors (see below), whose sum is σ = 155977582400640. Its totient is φ = 25425458472960.

The previous prime is 77130427235483. The next prime is 77130427235623. The reversal of 77130427235514 is 41553272403177.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 537373822 + ... + 537517334.

It is an arithmetic number, because the mean of its divisors is an integer number (2437149725010).

Almost surely, 2^{77130427235514} is an apocalyptic number.

77130427235514 is an abundant number, since it is smaller than the sum of its proper divisors (78847155165126).

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

77130427235514 is a wasteful number, since it uses less digits than its factorization.

77130427235514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146015.

The product of its (nonzero) digits is 4939200, while the sum is 51.

The spelling of 77130427235514 in words is "seventy-seven trillion, one hundred thirty billion, four hundred twenty-seven million, two hundred thirty-five thousand, five hundred fourteen".