125516330254 has 32 divisors (see below), whose sum is σ = 215532757440. Its totient is φ = 53702322432.

The previous prime is 125516330239. The next prime is 125516330267. The reversal of 125516330254 is 452033615521.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32744322 + ... + 32748154.

It is an arithmetic number, because the mean of its divisors is an integer number (6735398670).

Almost surely, 2^125516330254 is an apocalyptic number.

125516330254 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

125516330254 is a deficient number, since it is larger than the sum of its proper divisors (90016427186).

125516330254 is a wasteful number, since it uses less digits than its factorization.

125516330254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7164.

The product of its (nonzero) digits is 108000, while the sum is 37.

Adding to 125516330254 its reverse (452033615521), we get a palindrome (577549945775).

The spelling of 125516330254 in words is "one hundred twenty-five billion, five hundred sixteen million, three hundred thirty thousand, two hundred fifty-four".