400504376242 has 16 divisors (see below), whose sum is σ = 604425436992. Its totient is φ = 199032943120.

The previous prime is 400504376177. The next prime is 400504376263. The reversal of 400504376242 is 242673405004.

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, 711973 + ... + 1143640.

It is an arithmetic number, because the mean of its divisors is an integer number (37776589812).

Almost surely, 2^400504376242 is an apocalyptic number.

400504376242 is a deficient number, since it is larger than the sum of its proper divisors (203921060750).

400504376242 is a wasteful number, since it uses less digits than its factorization.

400504376242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1856273.

The product of its (nonzero) digits is 161280, while the sum is 37.

The spelling of 400504376242 in words is "four hundred billion, five hundred four million, three hundred seventy-six thousand, two hundred forty-two".