629020649624 has 32 divisors (see below), whose sum is σ = 1220142147840. Its totient is φ = 303801312000.

The previous prime is 629020649623. The next prime is 629020649633. The reversal of 629020649624 is 426946020926.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (629020649623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9460664 + ... + 9526919.

It is an arithmetic number, because the mean of its divisors is an integer number (38129442120).

Almost surely, 2^629020649624 is an apocalyptic number.

It is an amenable number.

629020649624 is a deficient number, since it is larger than the sum of its proper divisors (591121498216).

629020649624 is a wasteful number, since it uses less digits than its factorization.

629020649624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18987731 (or 18987727 counting only the distinct ones).

The product of its (nonzero) digits is 2239488, while the sum is 50.

The spelling of 629020649624 in words is "six hundred twenty-nine billion, twenty million, six hundred forty-nine thousand, six hundred twenty-four".