151326431252 has 12 divisors (see below), whose sum is σ = 269817882516. Its totient is φ = 74235607680.

The previous prime is 151326431227. The next prime is 151326431257. The reversal of 151326431252 is 252134623151.

It can be written as a sum of positive squares in 2 ways, for example, as 116474768656 + 34851662596 = 341284^2 + 186686^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151326431257) 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, 356901749 + ... + 356902172.

It is an arithmetic number, because the mean of its divisors is an integer number (22484823543).

Almost surely, 2^151326431252 is an apocalyptic number.

It is an amenable number.

151326431252 is a deficient number, since it is larger than the sum of its proper divisors (118491451264).

151326431252 is a wasteful number, since it uses less digits than its factorization.

151326431252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 713803978 (or 713803976 counting only the distinct ones).

The product of its digits is 43200, while the sum is 35.

The spelling of 151326431252 in words is "one hundred fifty-one billion, three hundred twenty-six million, four hundred thirty-one thousand, two hundred fifty-two".