106866890538 has 32 divisors (see below), whose sum is σ = 214248240000. Its totient is φ = 35536650240.

The previous prime is 106866890503. The next prime is 106866890551. The reversal of 106866890538 is 835098668601.

It is a super-2 number, since 2×106866890538² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4792531 + ... + 4814777.

It is an arithmetic number, because the mean of its divisors is an integer number (6695257500).

Almost surely, 2^106866890538 is an apocalyptic number.

106866890538 is an abundant number, since it is smaller than the sum of its proper divisors (107381349462).

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

106866890538 is a wasteful number, since it uses less digits than its factorization.

106866890538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24142.

The product of its (nonzero) digits is 14929920, while the sum is 60.

The spelling of 106866890538 in words is "one hundred six billion, eight hundred sixty-six million, eight hundred ninety thousand, five hundred thirty-eight".