41872440888721 has 8 divisors (see below), whose sum is σ = 41944307345000. Its totient is φ = 41800635781632.

The previous prime is 41872440888671. The next prime is 41872440888731. The reversal of 41872440888721 is 12788804427814.

It can be written as a sum of positive squares in 4 ways, for example, as 31949184874321 + 9923256014400 = 5652361^2 + 3150120^2 .

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 41872440888721 - 2¹⁵ = 41872440855953 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (41872440888731) 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, 13970970 + ... + 16701283.

It is an arithmetic number, because the mean of its divisors is an integer number (5243038418125).

Almost surely, 2^{41872440888721} is an apocalyptic number.

It is an amenable number.

41872440888721 is a deficient number, since it is larger than the sum of its proper divisors (71866456279).

41872440888721 is a wasteful number, since it uses less digits than its factorization.

41872440888721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30674595.

The product of its (nonzero) digits is 51380224, while the sum is 64.

The spelling of 41872440888721 in words is "forty-one trillion, eight hundred seventy-two billion, four hundred forty million, eight hundred eighty-eight thousand, seven hundred twenty-one".