136457230251 has 8 divisors (see below), whose sum is σ = 182401269904. Its totient is φ = 90742338720.

The previous prime is 136457230229. The next prime is 136457230267. The reversal of 136457230251 is 152032754631.

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

It is not a de Polignac number, because 136457230251 - 2⁶ = 136457230187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (136457230211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57285640 + ... + 57288021.

It is an arithmetic number, because the mean of its divisors is an integer number (22800158738).

Almost surely, 2^136457230251 is an apocalyptic number.

136457230251 is a deficient number, since it is larger than the sum of its proper divisors (45944039653).

136457230251 is a wasteful number, since it uses less digits than its factorization.

136457230251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114574061.

The product of its (nonzero) digits is 151200, while the sum is 39.

Adding to 136457230251 its reverse (152032754631), we get a palindrome (288489984882).

The spelling of 136457230251 in words is "one hundred thirty-six billion, four hundred fifty-seven million, two hundred thirty thousand, two hundred fifty-one".