136157052401 has 4 divisors (see below), whose sum is σ = 136441305600. Its totient is φ = 135872799204.

The previous prime is 136157052377. The next prime is 136157052413. The reversal of 136157052401 is 104250751631.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 136157052401 - 2¹⁴ = 136157036017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (136157052431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 142125881 + ... + 142126838.

It is an arithmetic number, because the mean of its divisors is an integer number (34110326400).

Almost surely, 2^136157052401 is an apocalyptic number.

It is an amenable number.

136157052401 is a deficient number, since it is larger than the sum of its proper divisors (284253199).

136157052401 is an equidigital number, since it uses as much as digits as its factorization.

136157052401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284253198.

The product of its (nonzero) digits is 25200, while the sum is 35.

The spelling of 136157052401 in words is "one hundred thirty-six billion, one hundred fifty-seven million, fifty-two thousand, four hundred one".