45044670731 has 2 divisors, whose sum is σ = 45044670732. Its totient is φ = 45044670730.

The previous prime is 45044670677. The next prime is 45044670733. The reversal of 45044670731 is 13707644054.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45044670731 - 2⁶ = 45044670667 is a prime.

It is a super-2 number, since 2×45044670731² (a number of 22 digits) contains 22 as substring.

Together with 45044670733, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (45044670733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22522335365 + 22522335366.

It is an arithmetic number, because the mean of its divisors is an integer number (22522335366).

Almost surely, 2^45044670731 is an apocalyptic number.

45044670731 is a deficient number, since it is larger than the sum of its proper divisors (1).

45044670731 is an equidigital number, since it uses as much as digits as its factorization.

45044670731 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 282240, while the sum is 41.

The spelling of 45044670731 in words is "forty-five billion, forty-four million, six hundred seventy thousand, seven hundred thirty-one".