12408432692 has 12 divisors (see below), whose sum is σ = 21717175200. Its totient is φ = 6203525496.

The previous prime is 12408432691. The next prime is 12408432697. The reversal of 12408432692 is 29623480421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12408432691) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 131192 + ... + 205007.

It is an arithmetic number, because the mean of its divisors is an integer number (1809764600).

Almost surely, 2^12408432692 is an apocalyptic number.

It is an amenable number.

12408432692 is a deficient number, since it is larger than the sum of its proper divisors (9308742508).

12408432692 is a wasteful number, since it uses less digits than its factorization.

12408432692 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345430 (or 345428 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 41.

The spelling of 12408432692 in words is "twelve billion, four hundred eight million, four hundred thirty-two thousand, six hundred ninety-two".