11431685460408 has 32 divisors (see below), whose sum is σ = 28655833549200. Its totient is φ = 3800345833728.

The previous prime is 11431685460407. The next prime is 11431685460427. The reversal of 11431685460408 is 80406458613411.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11431685460407) 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, 638490013 + ... + 638507916.

Almost surely, 2^{11431685460408} is an apocalyptic number.

It is an amenable number.

11431685460408 is an abundant number, since it is smaller than the sum of its proper divisors (17224148088792).

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

11431685460408 is a wasteful number, since it uses less digits than its factorization.

11431685460408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1276998311 (or 1276998307 counting only the distinct ones).

The product of its (nonzero) digits is 2211840, while the sum is 51.

The spelling of 11431685460408 in words is "eleven trillion, four hundred thirty-one billion, six hundred eighty-five million, four hundred sixty thousand, four hundred eight".