40244446560251 has 8 divisors (see below), whose sum is σ = 42758487247680. Its totient is φ = 37769997064968.

The previous prime is 40244446560239. The next prime is 40244446560259. The reversal of 40244446560251 is 15206564444204.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40244446560251 - 2¹⁸ = 40244446298107 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40244446560196 and 40244446560205.

It is not an unprimeable number, because it can be changed into a prime (40244446560259) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9897795941 + ... + 9897800006.

It is an arithmetic number, because the mean of its divisors is an integer number (5344810905960).

Almost surely, 2^{40244446560251} is an apocalyptic number.

40244446560251 is a deficient number, since it is larger than the sum of its proper divisors (2514040687429).

40244446560251 is a wasteful number, since it uses less digits than its factorization.

40244446560251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19795596073.

The product of its (nonzero) digits is 3686400, while the sum is 47.

The spelling of 40244446560251 in words is "forty trillion, two hundred forty-four billion, four hundred forty-six million, five hundred sixty thousand, two hundred fifty-one".