11629629720 has 96 divisors (see below), whose sum is σ = 37820250000. Its totient is φ = 3099269376.

The previous prime is 11629629709. The next prime is 11629629727. The reversal of 11629629720 is 2792692611.

11629629720 is a `hidden beast` number, since 1 + 16 + 2 + 9 + 629 + 7 + 2 + 0 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11629629727) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 610906 + ... + 629654.

Almost surely, 2^11629629720 is an apocalyptic number.

11629629720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11629629720 is an abundant number, since it is smaller than the sum of its proper divisors (26190620280).

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

11629629720 is a wasteful number, since it uses less digits than its factorization.

11629629720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20489 (or 20482 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 45.

The spelling of 11629629720 in words is "eleven billion, six hundred twenty-nine million, six hundred twenty-nine thousand, seven hundred twenty".