630689011439 has 8 divisors (see below), whose sum is σ = 644162147328. Its totient is φ = 617218134840.

The previous prime is 630689011429. The next prime is 630689011453. The reversal of 630689011439 is 934110986036.

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 630689011439 - 2⁴ = 630689011423 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (630689011429) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5534 + ... + 1123124.

It is an arithmetic number, because the mean of its divisors is an integer number (80520268416).

Almost surely, 2^630689011439 is an apocalyptic number.

630689011439 is a deficient number, since it is larger than the sum of its proper divisors (13473135889).

630689011439 is a wasteful number, since it uses less digits than its factorization.

630689011439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1129645.

The product of its (nonzero) digits is 839808, while the sum is 50.

The spelling of 630689011439 in words is "six hundred thirty billion, six hundred eighty-nine million, eleven thousand, four hundred thirty-nine".