630951922639 has 8 divisors (see below), whose sum is σ = 637823168640. Its totient is φ = 624092916000.

The previous prime is 630951922589. The next prime is 630951922663. The reversal of 630951922639 is 936229159036.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 630951922639 - 2²⁵ = 630918368207 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 630951922639.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (630951922669) 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 7 ways as a sum of consecutive naturals, for example, 2956159 + ... + 3162400.

It is an arithmetic number, because the mean of its divisors is an integer number (79727896080).

Almost surely, 2^630951922639 is an apocalyptic number.

630951922639 is a deficient number, since it is larger than the sum of its proper divisors (6871246001).

630951922639 is a wasteful number, since it uses less digits than its factorization.

630951922639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6119681.

The product of its (nonzero) digits is 4723920, while the sum is 55.

The spelling of 630951922639 in words is "six hundred thirty billion, nine hundred fifty-one million, nine hundred twenty-two thousand, six hundred thirty-nine".