134969890538 has 24 divisors (see below), whose sum is σ = 235836360000. Its totient is φ = 57763757688.

The previous prime is 134969890537. The next prime is 134969890541. The reversal of 134969890538 is 835098969431.

It is not an unprimeable number, because it can be changed into a prime (134969890537) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 887288 + ... + 1028211.

It is an arithmetic number, because the mean of its divisors is an integer number (9826515000).

Almost surely, 2^134969890538 is an apocalyptic number.

134969890538 is a deficient number, since it is larger than the sum of its proper divisors (100866469462).

134969890538 is a wasteful number, since it uses less digits than its factorization.

134969890538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1916234 (or 1916227 counting only the distinct ones).

The product of its (nonzero) digits is 50388480, while the sum is 65.

The spelling of 134969890538 in words is "one hundred thirty-four billion, nine hundred sixty-nine million, eight hundred ninety thousand, five hundred thirty-eight".