630142925433 has 128 divisors (see below), whose sum is σ = 1019145093120. Its totient is φ = 338818671360.

The previous prime is 630142925429. The next prime is 630142925471. The reversal of 630142925433 is 334529241036.

It is not a de Polignac number, because 630142925433 - 2² = 630142925429 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (630142925833) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 1689391035 + ... + 1689391407.

It is an arithmetic number, because the mean of its divisors is an integer number (7962071040).

Almost surely, 2^630142925433 is an apocalyptic number.

It is an amenable number.

630142925433 is a deficient number, since it is larger than the sum of its proper divisors (389002167687).

630142925433 is a wasteful number, since it uses less digits than its factorization.

630142925433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 907.

The product of its (nonzero) digits is 466560, while the sum is 42.

The spelling of 630142925433 in words is "six hundred thirty billion, one hundred forty-two million, nine hundred twenty-five thousand, four hundred thirty-three".