667707100536 has 64 divisors (see below), whose sum is σ = 1907963066880. Its totient is φ = 190750608000.

The previous prime is 667707100493. The next prime is 667707100583. The reversal of 667707100536 is 635001707766.

It is a super-2 number, since 2×667707100536² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1194405 + ... + 1661931.

It is an arithmetic number, because the mean of its divisors is an integer number (29811922920).

Almost surely, 2^667707100536 is an apocalyptic number.

It is an amenable number.

667707100536 is an abundant number, since it is smaller than the sum of its proper divisors (1240255966344).

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

667707100536 is a wasteful number, since it uses less digits than its factorization.

667707100536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 476044 (or 476040 counting only the distinct ones).

The product of its (nonzero) digits is 1111320, while the sum is 48.

The spelling of 667707100536 in words is "six hundred sixty-seven billion, seven hundred seven million, one hundred thousand, five hundred thirty-six".