877054681085 has 16 divisors (see below), whose sum is σ = 1187735495040. Its totient is φ = 615862847040.

The previous prime is 877054681081. The next prime is 877054681103. The reversal of 877054681085 is 580186450778.

It is not a de Polignac number, because 877054681085 - 2² = 877054681081 is a prime.

It is a super-2 number, since 2×877054681085² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (877054681081) 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, 274937177 + ... + 274940366.

It is an arithmetic number, because the mean of its divisors is an integer number (74233468440).

Almost surely, 2^877054681085 is an apocalyptic number.

It is an amenable number.

877054681085 is a deficient number, since it is larger than the sum of its proper divisors (310680813955).

877054681085 is a wasteful number, since it uses less digits than its factorization.

877054681085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 549877588.

The product of its (nonzero) digits is 15052800, while the sum is 59.

The spelling of 877054681085 in words is "eight hundred seventy-seven billion, fifty-four million, six hundred eighty-one thousand, eighty-five".