136040582498 has 6 divisors (see below), whose sum is σ = 204061656171. Its totient is φ = 68020030442.

The previous prime is 136040582473. The next prime is 136040582507. The reversal of 136040582498 is 894285040631.

It can be written as a sum of positive squares in only one way, i.e., 68020291249 + 68020291249 = 260807^2 + 260807^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=260807.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 391211 + ... + 652017.

Almost surely, 2^136040582498 is an apocalyptic number.

136040582498 is a deficient number, since it is larger than the sum of its proper divisors (68021073673).

136040582498 is an frugal number, since it uses more digits than its factorization.

136040582498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 521616 (or 260809 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 50.

Multiplying 136040582498 by its sum of digits (50), we get a square (6802029124900 = 2608070²).

The spelling of 136040582498 in words is "one hundred thirty-six billion, forty million, five hundred eighty-two thousand, four hundred ninety-eight".