629299954944 has 432 divisors, whose sum is σ = 1894517701440. Its totient is φ = 200777564160.

The previous prime is 629299954909. The next prime is 629299954951. The reversal of 629299954944 is 449459992926.

629299954944 is a `hidden beast` number, since 6 + 29 + 29 + 9 + 95 + 494 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 851555727 + ... + 851556465.

Almost surely, 2^629299954944 is an apocalyptic number.

629299954944 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 629299954944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (947258850720).

629299954944 is an abundant number, since it is smaller than the sum of its proper divisors (1265217746496).

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

629299954944 is a wasteful number, since it uses less digits than its factorization.

629299954944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 978 (or 961 counting only the distinct ones).

The product of its digits is 453496320, while the sum is 72.

The spelling of 629299954944 in words is "six hundred twenty-nine billion, two hundred ninety-nine million, nine hundred fifty-four thousand, nine hundred forty-four".