45838740521 has 16 divisors (see below), whose sum is σ = 52795315584. Its totient is φ = 38985007104.

The previous prime is 45838740509. The next prime is 45838740533. The reversal of 45838740521 is 12504783854.

It is an interprime number because it is at equal distance from previous prime (45838740509) and next prime (45838740533).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45838740521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45838745521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 666665 + ... + 732201.

It is an arithmetic number, because the mean of its divisors is an integer number (3299707224).

Almost surely, 2^45838740521 is an apocalyptic number.

It is an amenable number.

45838740521 is a deficient number, since it is larger than the sum of its proper divisors (6956575063).

45838740521 is a wasteful number, since it uses less digits than its factorization.

45838740521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66320.

The product of its (nonzero) digits is 1075200, while the sum is 47.

The spelling of 45838740521 in words is "forty-five billion, eight hundred thirty-eight million, seven hundred forty thousand, five hundred twenty-one".