100886809442 has 16 divisors (see below), whose sum is σ = 159114871800. Its totient is φ = 47905549440.

The previous prime is 100886809433. The next prime is 100886809477. The reversal of 100886809442 is 244908688001.

It can be written as a sum of positive squares in 4 ways, for example, as 44765673241 + 56121136201 = 211579^2 + 236899^2 .

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, 14254067 + ... + 14261142.

Almost surely, 2^100886809442 is an apocalyptic number.

100886809442 is a deficient number, since it is larger than the sum of its proper divisors (58228062358).

100886809442 is a wasteful number, since it uses less digits than its factorization.

100886809442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28515301.

The product of its (nonzero) digits is 884736, while the sum is 50.

The spelling of 100886809442 in words is "one hundred billion, eight hundred eighty-six million, eight hundred nine thousand, four hundred forty-two".