100492196538 has 32 divisors (see below), whose sum is σ = 204331654080. Its totient is φ = 32939804160.

The previous prime is 100492196531. The next prime is 100492196579. The reversal of 100492196538 is 835691294001.

It is not an unprimeable number, because it can be changed into a prime (100492196531) 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, 1481706 + ... + 1548042.

It is an arithmetic number, because the mean of its divisors is an integer number (6385364190).

Almost surely, 2^100492196538 is an apocalyptic number.

100492196538 is an abundant number, since it is smaller than the sum of its proper divisors (103839457542).

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

100492196538 is a wasteful number, since it uses less digits than its factorization.

100492196538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70542.

The product of its (nonzero) digits is 466560, while the sum is 48.

The spelling of 100492196538 in words is "one hundred billion, four hundred ninety-two million, one hundred ninety-six thousand, five hundred thirty-eight".