136888903448 has 32 divisors (see below), whose sum is σ = 280046788560. Its totient is φ = 62211838080.

The previous prime is 136888903439. The next prime is 136888903469. The reversal of 136888903448 is 844309888631.

It is a congruent number.

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, 412886 + ... + 666522.

Almost surely, 2^136888903448 is an apocalyptic number.

It is an amenable number.

136888903448 is an abundant number, since it is smaller than the sum of its proper divisors (143157885112).

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

136888903448 is a wasteful number, since it uses less digits than its factorization.

136888903448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259787 (or 259783 counting only the distinct ones).

The product of its (nonzero) digits is 31850496, while the sum is 62.

The spelling of 136888903448 in words is "one hundred thirty-six billion, eight hundred eighty-eight million, nine hundred three thousand, four hundred forty-eight".