628629726292 has 24 divisors (see below), whose sum is σ = 1171953972000. Its totient is φ = 294184358496.

The previous prime is 628629726271. The next prime is 628629726293. The reversal of 628629726292 is 292627926826.

It is a self number, because there is not a number n which added to its sum of digits gives 628629726292.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (628629726293) 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, 49821667 + ... + 49834282.

It is an arithmetic number, because the mean of its divisors is an integer number (48831415500).

Almost surely, 2^628629726292 is an apocalyptic number.

It is an amenable number.

628629726292 is a deficient number, since it is larger than the sum of its proper divisors (543324245708).

628629726292 is a wasteful number, since it uses less digits than its factorization.

628629726292 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99656055 (or 99656053 counting only the distinct ones).

The product of its digits is 31352832, while the sum is 61.

The spelling of 628629726292 in words is "six hundred twenty-eight billion, six hundred twenty-nine million, seven hundred twenty-six thousand, two hundred ninety-two".