151115326426 has 4 divisors (see below), whose sum is σ = 226672989642. Its totient is φ = 75557663212.

The previous prime is 151115326393. The next prime is 151115326441. The reversal of 151115326426 is 624623511151.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 137214680625 + 13900645801 = 370425^2 + 117901^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37778831605 + ... + 37778831608.

Almost surely, 2^151115326426 is an apocalyptic number.

151115326426 is a deficient number, since it is larger than the sum of its proper divisors (75557663216).

151115326426 is an equidigital number, since it uses as much as digits as its factorization.

151115326426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75557663215.

The product of its digits is 43200, while the sum is 37.

Adding to 151115326426 its reverse (624623511151), we get a palindrome (775738837577).

The spelling of 151115326426 in words is "one hundred fifty-one billion, one hundred fifteen million, three hundred twenty-six thousand, four hundred twenty-six".