867649702762164 has 24 divisors (see below), whose sum is σ = 2313732540699328. Its totient is φ = 247899915074880.

The previous prime is 867649702762147. The next prime is 867649702762177. The reversal of 867649702762164 is 461267207946768.

It is a super-2 number, since 2×867649702762164² (a number of 31 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5164581563977 + ... + 5164581564144.

Almost surely, 2^{867649702762164} is an apocalyptic number.

867649702762164 is a gapful number since it is divisible by the number (84) formed by its first and last digit.

It is an amenable number.

867649702762164 is an abundant number, since it is smaller than the sum of its proper divisors (1446082837937164).

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

867649702762164 is a wasteful number, since it uses less digits than its factorization.

867649702762164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10329163128135 (or 10329163128133 counting only the distinct ones).

The product of its (nonzero) digits is 2048385024, while the sum is 75.

The spelling of 867649702762164 in words is "eight hundred sixty-seven trillion, six hundred forty-nine billion, seven hundred two million, seven hundred sixty-two thousand, one hundred sixty-four".