136939088442 has 32 divisors (see below), whose sum is σ = 294959831040. Its totient is φ = 42133089600.

The previous prime is 136939088431. The next prime is 136939088497. The reversal of 136939088442 is 244880939631.

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, 3062784 + ... + 3107172.

It is an arithmetic number, because the mean of its divisors is an integer number (9217494720).

Almost surely, 2^136939088442 is an apocalyptic number.

136939088442 is an abundant number, since it is smaller than the sum of its proper divisors (158020742598).

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

136939088442 is a wasteful number, since it uses less digits than its factorization.

136939088442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83958.

The product of its (nonzero) digits is 8957952, while the sum is 57.

The spelling of 136939088442 in words is "one hundred thirty-six billion, nine hundred thirty-nine million, eighty-eight thousand, four hundred forty-two".