629556480 has 432 divisors, whose sum is σ = 2568768384. Its totient is φ = 139345920.

The previous prime is 629556457. The next prime is 629556509. The reversal of 629556480 is 84655926.

629556480 is a `hidden beast` number, since 6 + 2 + 9 + 5 + 564 + 80 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2983575 + ... + 2983785.

Almost surely, 2^629556480 is an apocalyptic number.

629556480 is a gapful number since it is divisible by the number (60) 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 629556480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1284384192).

629556480 is an abundant number, since it is smaller than the sum of its proper divisors (1939211904).

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

629556480 is a wasteful number, since it uses less digits than its factorization.

629556480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282 (or 265 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 45.

The square root of 629556480 is about 25090.9641106116. The cubic root of 629556480 is about 857.0606702150.

It can be divided in two parts, 629556 and 480, that added together give a palindrome (630036).

The spelling of 629556480 in words is "six hundred twenty-nine million, five hundred fifty-six thousand, four hundred eighty".