400269947804 has 24 divisors (see below), whose sum is σ = 708191502480. Its totient is φ = 197936234496.

The previous prime is 400269947801. The next prime is 400269947837. The reversal of 400269947804 is 408749962004.

It is a super-2 number, since 2×400269947804² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400269947801) 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, 600677 + ... + 1077660.

It is an arithmetic number, because the mean of its divisors is an integer number (29507979270).

Almost surely, 2^400269947804 is an apocalyptic number.

It is an amenable number.

400269947804 is a deficient number, since it is larger than the sum of its proper divisors (307921554676).

400269947804 is a wasteful number, since it uses less digits than its factorization.

400269947804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1678997 (or 1678995 counting only the distinct ones).

The product of its (nonzero) digits is 3483648, while the sum is 53.

The spelling of 400269947804 in words is "four hundred billion, two hundred sixty-nine million, nine hundred forty-seven thousand, eight hundred four".