400914992942 has 16 divisors (see below), whose sum is σ = 616224590352. Its totient is φ = 195509724480.

The previous prime is 400914992923. The next prime is 400914992953. The reversal of 400914992942 is 249299419004.

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, 455933 + ... + 1004840.

It is an arithmetic number, because the mean of its divisors is an integer number (38514036897).

Almost surely, 2^400914992942 is an apocalyptic number.

400914992942 is a deficient number, since it is larger than the sum of its proper divisors (215309597410).

400914992942 is a wasteful number, since it uses less digits than its factorization.

400914992942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1464163.

The product of its (nonzero) digits is 1679616, while the sum is 53.

The spelling of 400914992942 in words is "four hundred billion, nine hundred fourteen million, nine hundred ninety-two thousand, nine hundred forty-two".