425502515230251 has 32 divisors (see below), whose sum is σ = 603957741488640. Its totient is φ = 265869224484864.

The previous prime is 425502515230231. The next prime is 425502515230301. The reversal of 425502515230251 is 152032515205524.

It is not a de Polignac number, because 425502515230251 - 2⁹ = 425502515229739 is a prime.

It is not an unprimeable number, because it can be changed into a prime (425502515230231) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 72839841 + ... + 78464306.

It is an arithmetic number, because the mean of its divisors is an integer number (18873679421520).

Almost surely, 2^{425502515230251} is an apocalyptic number.

425502515230251 is a deficient number, since it is larger than the sum of its proper divisors (178455226258389).

425502515230251 is a wasteful number, since it uses less digits than its factorization.

425502515230251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151304995.

The product of its (nonzero) digits is 600000, while the sum is 42.

The spelling of 425502515230251 in words is "four hundred twenty-five trillion, five hundred two billion, five hundred fifteen million, two hundred thirty thousand, two hundred fifty-one".