400505300514244 has 48 divisors (see below), whose sum is σ = 704922025328640. Its totient is φ = 199103053279520.

The previous prime is 400505300514197. The next prime is 400505300514367. The reversal of 400505300514244 is 442415003505004.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 807289137 + ... + 807785095.

It is an arithmetic number, because the mean of its divisors is an integer number (14685875527680).

Almost surely, 2^{400505300514244} is an apocalyptic number.

It is an amenable number.

400505300514244 is a deficient number, since it is larger than the sum of its proper divisors (304416724814396).

400505300514244 is a wasteful number, since it uses less digits than its factorization.

400505300514244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 498000 (or 497998 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 37.

The spelling of 400505300514244 in words is "four hundred trillion, five hundred five billion, three hundred million, five hundred fourteen thousand, two hundred forty-four".