400423112297 has 8 divisors (see below), whose sum is σ = 431328683016. Its totient is φ = 369532369152.

The previous prime is 400423112269. The next prime is 400423112303. The reversal of 400423112297 is 792211324004.

It can be written as a sum of positive squares in 4 ways, for example, as 105773902441 + 294649209856 = 325229^2 + 542816^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-400423112297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (400423112267) 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, 3650768 + ... + 3758849.

It is an arithmetic number, because the mean of its divisors is an integer number (53916085377).

Almost surely, 2^400423112297 is an apocalyptic number.

It is an amenable number.

400423112297 is a deficient number, since it is larger than the sum of its proper divisors (30905570719).

400423112297 is a wasteful number, since it uses less digits than its factorization.

400423112297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7413787.

The product of its (nonzero) digits is 24192, while the sum is 35.

The spelling of 400423112297 in words is "four hundred billion, four hundred twenty-three million, one hundred twelve thousand, two hundred ninety-seven".