12709476400 has 60 divisors (see below), whose sum is σ = 30836937024. Its totient is φ = 5033440000.

The previous prime is 12709476391. The next prime is 12709476401. The reversal of 12709476400 is 467490721.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is not an unprimeable number, because it can be changed into a prime (12709476401) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 116896 + ... + 197695.

Almost surely, 2^12709476400 is an apocalyptic number.

12709476400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12709476400 is an abundant number, since it is smaller than the sum of its proper divisors (18127460624).

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

12709476400 is a wasteful number, since it uses less digits than its factorization.

12709476400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314710 (or 314699 counting only the distinct ones).

The product of its (nonzero) digits is 84672, while the sum is 40.

The spelling of 12709476400 in words is "twelve billion, seven hundred nine million, four hundred seventy-six thousand, four hundred".