250445566220056 has 8 divisors (see below), whose sum is σ = 469585436662620. Its totient is φ = 125222783110024.

The previous prime is 250445566220033. The next prime is 250445566220099. The reversal of 250445566220056 is 650022665544052.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 250445566219985 and 250445566220012.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 15652847888746 + ... + 15652847888761.

Almost surely, 2^{250445566220056} is an apocalyptic number.

It is an amenable number.

250445566220056 is a deficient number, since it is larger than the sum of its proper divisors (219139870442564).

250445566220056 is a wasteful number, since it uses less digits than its factorization.

250445566220056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31305695777513 (or 31305695777509 counting only the distinct ones).

The product of its (nonzero) digits is 17280000, while the sum is 52.

The spelling of 250445566220056 in words is "two hundred fifty trillion, four hundred forty-five billion, five hundred sixty-six million, two hundred twenty thousand, fifty-six".