63042253425 has 30 divisors (see below), whose sum is σ = 116776049478. Its totient is φ = 33622534080.

The previous prime is 63042253411. The next prime is 63042253459. The reversal of 63042253425 is 52435224036.

63042253425 is a `hidden beast` number, since 6 + 3 + 0 + 4 + 225 + 3 + 425 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 49787136 + 62992466289 = 7056^2 + 250983^2 .

It is not a de Polignac number, because 63042253425 - 2¹⁶ = 63042187889 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 63042253425.

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 15563964 + ... + 15568013.

Almost surely, 2^63042253425 is an apocalyptic number.

It is an amenable number.

63042253425 is a deficient number, since it is larger than the sum of its proper divisors (53733796053).

63042253425 is a wasteful number, since it uses less digits than its factorization.

63042253425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31131999 (or 31131985 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 36.

The spelling of 63042253425 in words is "sixty-three billion, forty-two million, two hundred fifty-three thousand, four hundred twenty-five".