136932266881 has 8 divisors (see below), whose sum is σ = 139625216424. Its totient is φ = 134243366400.

The previous prime is 136932266873. The next prime is 136932266897. The reversal of 136932266881 is 188662239631.

It can be written as a sum of positive squares in 4 ways, for example, as 63594752400 + 73337514481 = 252180^2 + 270809^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 136932266881 - 2³ = 136932266873 is a prime.

It is a super-2 number, since 2×136932266881² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (136932266851) 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 7 ways as a sum of consecutive naturals, for example, 943920 + ... + 1079281.

It is an arithmetic number, because the mean of its divisors is an integer number (17453152053).

Almost surely, 2^136932266881 is an apocalyptic number.

It is an amenable number.

136932266881 is a deficient number, since it is larger than the sum of its proper divisors (2692949543).

136932266881 is a wasteful number, since it uses less digits than its factorization.

136932266881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2024531.

The product of its digits is 4478976, while the sum is 55.

The spelling of 136932266881 in words is "one hundred thirty-six billion, nine hundred thirty-two million, two hundred sixty-six thousand, eight hundred eighty-one".