633490444942 has 32 divisors (see below), whose sum is σ = 976944356640. Its totient is φ = 307899271680.

The previous prime is 633490444927. The next prime is 633490444963. The reversal of 633490444942 is 249444094336.

It is a self number, because there is not a number n which added to its sum of digits gives 633490444942.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 86978433 + ... + 86985715.

It is an arithmetic number, because the mean of its divisors is an integer number (30529511145).

Almost surely, 2^633490444942 is an apocalyptic number.

633490444942 is a deficient number, since it is larger than the sum of its proper divisors (343453911698).

633490444942 is a wasteful number, since it uses less digits than its factorization.

633490444942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11028.

The product of its (nonzero) digits is 8957952, while the sum is 52.

The spelling of 633490444942 in words is "six hundred thirty-three billion, four hundred ninety million, four hundred forty-four thousand, nine hundred forty-two".