400225501103015 has 64 divisors (see below), whose sum is σ = 552899292650496. Its totient is φ = 272434484754432.

The previous prime is 400225501102997. The next prime is 400225501103017. The reversal of 400225501103015 is 510301105522004.

It is a de Polignac number, because none of the positive numbers 2^k-400225501103015 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400225501103017) 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, 29530392479 + ... + 29530406031.

It is an arithmetic number, because the mean of its divisors is an integer number (8639051447664).

Almost surely, 2^{400225501103015} is an apocalyptic number.

400225501103015 is a deficient number, since it is larger than the sum of its proper divisors (152673791547481).

400225501103015 is a wasteful number, since it uses less digits than its factorization.

400225501103015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18408.

The product of its (nonzero) digits is 6000, while the sum is 29.

Adding to 400225501103015 its reverse (510301105522004), we get a palindrome (910526606625019).

The spelling of 400225501103015 in words is "four hundred trillion, two hundred twenty-five billion, five hundred one million, one hundred three thousand, fifteen".