250440070401 has 20 divisors (see below), whose sum is σ = 374127853572. Its totient is φ = 166953944448.

The previous prime is 250440070393. The next prime is 250440070409. The reversal of 250440070401 is 104070044052.

250440070401 is a `hidden beast` number, since 250 + 4 + 4 + 0 + 0 + 7 + 0 + 401 = 666.

It is an interprime number because it is at equal distance from previous prime (250440070393) and next prime (250440070409).

It can be written as a sum of positive squares in 2 ways, for example, as 118594829376 + 131845241025 = 344376^2 + 363105^2 .

It is not a de Polignac number, because 250440070401 - 2³ = 250440070393 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (250440070409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3729741 + ... + 3796293.

Almost surely, 2^250440070401 is an apocalyptic number.

It is an amenable number.

250440070401 is a deficient number, since it is larger than the sum of its proper divisors (123687783171).

250440070401 is an equidigital number, since it uses as much as digits as its factorization.

250440070401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113022 (or 113013 counting only the distinct ones).

The product of its (nonzero) digits is 4480, while the sum is 27.

The spelling of 250440070401 in words is "two hundred fifty billion, four hundred forty million, seventy thousand, four hundred one".