425663514 has 12 divisors (see below), whose sum is σ = 922270986. Its totient is φ = 141887832.

The previous prime is 425663501. The next prime is 425663533. The reversal of 425663514 is 415366524.

425663514 is a `hidden beast` number, since 4 + 2 + 5 + 6 + 635 + 14 = 666.

It can be written as a sum of positive squares in only one way, i.e., 288422289 + 137241225 = 16983^2 + 11715^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11823969 + ... + 11824004.

Almost surely, 2^425663514 is an apocalyptic number.

425663514 is an abundant number, since it is smaller than the sum of its proper divisors (496607472).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

425663514 is a wasteful number, since it uses less digits than its factorization.

425663514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23647981 (or 23647978 counting only the distinct ones).

The product of its digits is 86400, while the sum is 36.

The square root of 425663514 is about 20631.6144302864. The cubic root of 425663514 is about 752.2383583567.

The spelling of 425663514 in words is "four hundred twenty-five million, six hundred sixty-three thousand, five hundred fourteen".