45972888641 has 2 divisors, whose sum is σ = 45972888642. Its totient is φ = 45972888640.

The previous prime is 45972888631. The next prime is 45972888671. The reversal of 45972888641 is 14688827954.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40074034225 + 5898854416 = 200185^2 + 76804^2 .

It is a cyclic number.

It is not a de Polignac number, because 45972888641 - 2¹⁰ = 45972887617 is a prime.

It is a super-2 number, since 2×45972888641² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (45972888601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22986444320 + 22986444321.

It is an arithmetic number, because the mean of its divisors is an integer number (22986444321).

Almost surely, 2^45972888641 is an apocalyptic number.

It is an amenable number.

45972888641 is a deficient number, since it is larger than the sum of its proper divisors (1).

45972888641 is an equidigital number, since it uses as much as digits as its factorization.

45972888641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30965760, while the sum is 62.

The spelling of 45972888641 in words is "forty-five billion, nine hundred seventy-two million, eight hundred eighty-eight thousand, six hundred forty-one".