45453849793 has 8 divisors (see below), whose sum is σ = 49768995456. Its totient is φ = 41169200400.

The previous prime is 45453849743. The next prime is 45453849809. The reversal of 45453849793 is 39794835454.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45453849793 is a prime.

It is a super-2 number, since 2×45453849793² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45453849703) 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, 7620946 + ... + 7626907.

It is an arithmetic number, because the mean of its divisors is an integer number (6221124432).

Almost surely, 2^45453849793 is an apocalyptic number.

It is an amenable number.

45453849793 is a deficient number, since it is larger than the sum of its proper divisors (4315145663).

45453849793 is a wasteful number, since it uses less digits than its factorization.

45453849793 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15248135.

The product of its digits is 65318400, while the sum is 61.

The spelling of 45453849793 in words is "forty-five billion, four hundred fifty-three million, eight hundred forty-nine thousand, seven hundred ninety-three".