136515326428 has 96 divisors (see below), whose sum is σ = 273091331520. Its totient is φ = 59285391360.

The previous prime is 136515326413. The next prime is 136515326459. The reversal of 136515326428 is 824623515631.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6656526 + ... + 6677002.

It is an arithmetic number, because the mean of its divisors is an integer number (2844701370).

Almost surely, 2^136515326428 is an apocalyptic number.

It is an amenable number.

136515326428 is an abundant number, since it is smaller than the sum of its proper divisors (136576005092).

136515326428 is a wasteful number, since it uses less digits than its factorization.

136515326428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20647 (or 20645 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 46.

The spelling of 136515326428 in words is "one hundred thirty-six billion, five hundred fifteen million, three hundred twenty-six thousand, four hundred twenty-eight".