877027807748118 has 128 divisors (see below), whose sum is σ = 2043929838956544. Its totient is φ = 248855091609600.

The previous prime is 877027807748117. The next prime is 877027807748123. The reversal of 877027807748118 is 811847708720778.

It is a self number, because there is not a number n which added to its sum of digits gives 877027807748118.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (877027807748117) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 98603755 + ... + 107129622.

It is an arithmetic number, because the mean of its divisors is an integer number (15968201866848).

Almost surely, 2^{877027807748118} is an apocalyptic number.

877027807748118 is an abundant number, since it is smaller than the sum of its proper divisors (1166902031208426).

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

877027807748118 is a wasteful number, since it uses less digits than its factorization.

877027807748118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205733510.

The product of its (nonzero) digits is 550731776, while the sum is 75.

The spelling of 877027807748118 in words is "eight hundred seventy-seven trillion, twenty-seven billion, eight hundred seven million, seven hundred forty-eight thousand, one hundred eighteen".