13629494712 has 32 divisors (see below), whose sum is σ = 34342041600. Its totient is φ = 4507390944.

The previous prime is 13629494707. The next prime is 13629494719. The reversal of 13629494712 is 21749492631.

It is a super-2 number, since 2×13629494712² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13629494719) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2232762 + ... + 2238857.

It is an arithmetic number, because the mean of its divisors is an integer number (1073188800).

Almost surely, 2^13629494712 is an apocalyptic number.

13629494712 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13629494712 is an abundant number, since it is smaller than the sum of its proper divisors (20712546888).

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

13629494712 is a wasteful number, since it uses less digits than its factorization.

13629494712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4471755 (or 4471751 counting only the distinct ones).

The product of its digits is 653184, while the sum is 48.

The spelling of 13629494712 in words is "thirteen billion, six hundred twenty-nine million, four hundred ninety-four thousand, seven hundred twelve".