629017629632 has 112 divisors (see below), whose sum is σ = 1438159054080. Its totient is φ = 267383642112.

The previous prime is 629017629619. The next prime is 629017629637. The reversal of 629017629632 is 236926710926.

It is a tau number, because it is divible by the number of its divisors (112).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (629017629637) 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 15 ways as a sum of consecutive naturals, for example, 74286263 + ... + 74294729.

It is an arithmetic number, because the mean of its divisors is an integer number (12840705840).

Almost surely, 2^629017629632 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 629017629632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (719079527040).

629017629632 is an abundant number, since it is smaller than the sum of its proper divisors (809141424448).

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

629017629632 is a wasteful number, since it uses less digits than its factorization.

629017629632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9818 (or 9808 counting only the distinct ones).

The product of its (nonzero) digits is 2939328, while the sum is 53.

The spelling of 629017629632 in words is "six hundred twenty-nine billion, seventeen million, six hundred twenty-nine thousand, six hundred thirty-two".