136811244458 has 16 divisors (see below), whose sum is σ = 235761490944. Its totient is φ = 58326408240.

The previous prime is 136811244457. The next prime is 136811244533. The reversal of 136811244458 is 854442118631.

It is a super-2 number, since 2×136811244458² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (136811244457) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25579085 + ... + 25584432.

It is an arithmetic number, because the mean of its divisors is an integer number (14735093184).

Almost surely, 2^136811244458 is an apocalyptic number.

136811244458 is a deficient number, since it is larger than the sum of its proper divisors (98950246486).

136811244458 is a wasteful number, since it uses less digits than its factorization.

136811244458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51163717.

The product of its digits is 737280, while the sum is 47.

The spelling of 136811244458 in words is "one hundred thirty-six billion, eight hundred eleven million, two hundred forty-four thousand, four hundred fifty-eight".