12400511342 has 16 divisors (see below), whose sum is σ = 19019120640. Its totient is φ = 6062328792.

The previous prime is 12400511317. The next prime is 12400511359. The reversal of 12400511342 is 24311500421.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 364718 + ... + 397265.

It is an arithmetic number, because the mean of its divisors is an integer number (1188695040).

Almost surely, 2^12400511342 is an apocalyptic number.

12400511342 is a deficient number, since it is larger than the sum of its proper divisors (6618609298).

12400511342 is a wasteful number, since it uses less digits than its factorization.

12400511342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 762167.

The product of its (nonzero) digits is 960, while the sum is 23.

The spelling of 12400511342 in words is "twelve billion, four hundred million, five hundred eleven thousand, three hundred forty-two".