632257375642 has 8 divisors (see below), whose sum is σ = 948430306656. Its totient is φ = 316113940092.

The previous prime is 632257375637. The next prime is 632257375643. The reversal of 632257375642 is 246573752236.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 632257375642.

It is not an unprimeable number, because it can be changed into a prime (632257375643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7320198 + ... + 7406065.

It is an arithmetic number, because the mean of its divisors is an integer number (118553788332).

Almost surely, 2^632257375642 is an apocalyptic number.

632257375642 is a deficient number, since it is larger than the sum of its proper divisors (316172931014).

632257375642 is a wasteful number, since it uses less digits than its factorization.

632257375642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14747732.

The product of its digits is 12700800, while the sum is 52.

The spelling of 632257375642 in words is "six hundred thirty-two billion, two hundred fifty-seven million, three hundred seventy-five thousand, six hundred forty-two".