134640156508 has 96 divisors (see below), whose sum is σ = 279093447360. Its totient is φ = 56028672000.

The previous prime is 134640156503. The next prime is 134640156529. The reversal of 134640156508 is 805651046431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134640156503) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 43585428 + ... + 43588516.

It is an arithmetic number, because the mean of its divisors is an integer number (2907223410).

Almost surely, 2^134640156508 is an apocalyptic number.

It is an amenable number.

134640156508 is an abundant number, since it is smaller than the sum of its proper divisors (144453290852).

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

134640156508 is a wasteful number, since it uses less digits than its factorization.

134640156508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3719 (or 3717 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 43.

The spelling of 134640156508 in words is "one hundred thirty-four billion, six hundred forty million, one hundred fifty-six thousand, five hundred eight".