77255771882151 has 16 divisors (see below), whose sum is σ = 103153617674496. Its totient is φ = 51430896799296.

The previous prime is 77255771882123. The next prime is 77255771882171. The reversal of 77255771882151 is 15128817755277.

It is not a de Polignac number, because 77255771882151 - 2⁴¹ = 75056748626599 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77255771882171) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30530931 + ... + 32964363.

It is an arithmetic number, because the mean of its divisors is an integer number (6447101104656).

Almost surely, 2^{77255771882151} is an apocalyptic number.

77255771882151 is a deficient number, since it is larger than the sum of its proper divisors (25897845792345).

77255771882151 is a wasteful number, since it uses less digits than its factorization.

77255771882151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2448422.

The product of its digits is 76832000, while the sum is 66.

The spelling of 77255771882151 in words is "seventy-seven trillion, two hundred fifty-five billion, seven hundred seventy-one million, eight hundred eighty-two thousand, one hundred fifty-one".