629473985772 has 96 divisors (see below), whose sum is σ = 1647008681472. Its totient is φ = 186076425216.

The previous prime is 629473985771. The next prime is 629473985807. The reversal of 629473985772 is 277589374926.

It is a Harshad number since it is a multiple of its sum of digits (69).

It is a junction number, because it is equal to n+sod(n) for n = 629473985697 and 629473985706.

It is not an unprimeable number, because it can be changed into a prime (629473985771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 686823 + ... + 1315550.

It is an arithmetic number, because the mean of its divisors is an integer number (17156340432).

Almost surely, 2^629473985772 is an apocalyptic number.

It is an amenable number.

629473985772 is an abundant number, since it is smaller than the sum of its proper divisors (1017534695700).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

629473985772 is a wasteful number, since it uses less digits than its factorization.

629473985772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2002487 (or 2002485 counting only the distinct ones).

The product of its digits is 320060160, while the sum is 69.

The spelling of 629473985772 in words is "six hundred twenty-nine billion, four hundred seventy-three million, nine hundred eighty-five thousand, seven hundred seventy-two".