400312153401 has 8 divisors (see below), whose sum is σ = 550967265024. Its totient is φ = 258265905360.

The previous prime is 400312153391. The next prime is 400312153441. The reversal of 400312153401 is 104351213004.

It is a happy number.

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

It is not a de Polignac number, because 400312153401 - 2⁵ = 400312153369 is a prime.

It is not an unprimeable number, because it can be changed into a prime (400312153441) 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, 2152215786 + ... + 2152215971.

It is an arithmetic number, because the mean of its divisors is an integer number (68870908128).

Almost surely, 2^400312153401 is an apocalyptic number.

It is an amenable number.

400312153401 is a deficient number, since it is larger than the sum of its proper divisors (150655111623).

400312153401 is a wasteful number, since it uses less digits than its factorization.

400312153401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4304431791.

The product of its (nonzero) digits is 1440, while the sum is 24.

Adding to 400312153401 its reverse (104351213004), we get a palindrome (504663366405).

The spelling of 400312153401 in words is "four hundred billion, three hundred twelve million, one hundred fifty-three thousand, four hundred one".