629385983250 has 32 divisors (see below), whose sum is σ = 1570947416064. Its totient is φ = 167836262000.

The previous prime is 629385983221. The next prime is 629385983257. The reversal of 629385983250 is 52389583926.

It is a super-2 number, since 2×629385983250² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (629385983257) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 419589906 + ... + 419591405.

It is an arithmetic number, because the mean of its divisors is an integer number (49092106752).

Almost surely, 2^629385983250 is an apocalyptic number.

629385983250 is an abundant number, since it is smaller than the sum of its proper divisors (941561432814).

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

629385983250 is a wasteful number, since it uses less digits than its factorization.

629385983250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 839181331 (or 839181321 counting only the distinct ones).

The product of its (nonzero) digits is 27993600, while the sum is 60.

The spelling of 629385983250 in words is "six hundred twenty-nine billion, three hundred eighty-five million, nine hundred eighty-three thousand, two hundred fifty".