630402882344542 has 4 divisors (see below), whose sum is σ = 945604323516816. Its totient is φ = 315201441172270.

The previous prime is 630402882344479. The next prime is 630402882344597. The reversal of 630402882344542 is 245443288204036.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157600720586134 + ... + 157600720586137.

It is an arithmetic number, because the mean of its divisors is an integer number (236401080879204).

Almost surely, 2^{630402882344542} is an apocalyptic number.

630402882344542 is a deficient number, since it is larger than the sum of its proper divisors (315201441172274).

630402882344542 is a wasteful number, since it uses less digits than its factorization.

630402882344542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 315201441172273.

The product of its (nonzero) digits is 35389440, while the sum is 55.

The spelling of 630402882344542 in words is "six hundred thirty trillion, four hundred two billion, eight hundred eighty-two million, three hundred forty-four thousand, five hundred forty-two".