44661325531 has 2 divisors, whose sum is σ = 44661325532. Its totient is φ = 44661325530.

The previous prime is 44661325477. The next prime is 44661325567. The reversal of 44661325531 is 13552316644.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 44661325531 - 2¹⁹ = 44660801243 is a prime.

It is a super-2 number, since 2×44661325531² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (44661325571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22330662765 + 22330662766.

It is an arithmetic number, because the mean of its divisors is an integer number (22330662766).

Almost surely, 2^44661325531 is an apocalyptic number.

44661325531 is a deficient number, since it is larger than the sum of its proper divisors (1).

44661325531 is an equidigital number, since it uses as much as digits as its factorization.

44661325531 is an evil number, because the sum of its binary digits is even.

The product of its digits is 259200, while the sum is 40.

The spelling of 44661325531 in words is "forty-four billion, six hundred sixty-one million, three hundred twenty-five thousand, five hundred thirty-one".