136554258511 has 24 divisors (see below), whose sum is σ = 158717833344. Its totient is φ = 117205440000.

The previous prime is 136554258493. The next prime is 136554258523. The reversal of 136554258511 is 115852455631.

It is not a de Polignac number, because 136554258511 - 2¹¹ = 136554256463 is a prime.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136554258551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 290170 + ... + 597751.

It is an arithmetic number, because the mean of its divisors is an integer number (6613243056).

Almost surely, 2^136554258511 is an apocalyptic number.

136554258511 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

136554258511 is a deficient number, since it is larger than the sum of its proper divisors (22163574833).

136554258511 is a wasteful number, since it uses less digits than its factorization.

136554258511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 888015 (or 888004 counting only the distinct ones).

The product of its digits is 720000, while the sum is 46.

The spelling of 136554258511 in words is "one hundred thirty-six billion, five hundred fifty-four million, two hundred fifty-eight thousand, five hundred eleven".