401152234405251 has 64 divisors (see below), whose sum is σ = 640878926996480. Its totient is φ = 218420155445760.

The previous prime is 401152234405127. The next prime is 401152234405303. The reversal of 401152234405251 is 152504432251104.

It is not a de Polignac number, because 401152234405251 - 2⁷ = 401152234405123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (401152234405051) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7625701 + ... + 29333526.

It is an arithmetic number, because the mean of its divisors is an integer number (10013733234320).

Almost surely, 2^{401152234405251} is an apocalyptic number.

401152234405251 is a deficient number, since it is larger than the sum of its proper divisors (239726692591229).

401152234405251 is a wasteful number, since it uses less digits than its factorization.

401152234405251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36959564.

The product of its (nonzero) digits is 192000, while the sum is 39.

Adding to 401152234405251 its reverse (152504432251104), we get a palindrome (553656666656355).

The spelling of 401152234405251 in words is "four hundred one trillion, one hundred fifty-two billion, two hundred thirty-four million, four hundred five thousand, two hundred fifty-one".