425131144154 has 16 divisors (see below), whose sum is σ = 698491333800. Its totient is φ = 193163034624.

The previous prime is 425131144153. The next prime is 425131144199. The reversal of 425131144154 is 451441131524.

It can be written as a sum of positive squares in 4 ways, for example, as 424808043529 + 323100625 = 651773^2 + 17975^2 .

It is not an unprimeable number, because it can be changed into a prime (425131144153) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 215582759 + ... + 215584730.

Almost surely, 2^425131144154 is an apocalyptic number.

425131144154 is a deficient number, since it is larger than the sum of its proper divisors (273360189646).

425131144154 is a wasteful number, since it uses less digits than its factorization.

425131144154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 431167537.

The product of its digits is 38400, while the sum is 35.

Adding to 425131144154 its reverse (451441131524), we get a palindrome (876572275678).

The spelling of 425131144154 in words is "four hundred twenty-five billion, one hundred thirty-one million, one hundred forty-four thousand, one hundred fifty-four".