45899099749 has 2 divisors, whose sum is σ = 45899099750. Its totient is φ = 45899099748.

The previous prime is 45899099711. The next prime is 45899099863. The reversal of 45899099749 is 94799099854.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42991949025 + 2907150724 = 207345^2 + 53918^2 .

It is a cyclic number.

It is not a de Polignac number, because 45899099749 - 2¹¹ = 45899097701 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45899099549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22949549874 + 22949549875.

It is an arithmetic number, because the mean of its divisors is an integer number (22949549875).

Almost surely, 2^45899099749 is an apocalyptic number.

It is an amenable number.

45899099749 is a deficient number, since it is larger than the sum of its proper divisors (1).

45899099749 is an equidigital number, since it uses as much as digits as its factorization.

45899099749 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 264539520, while the sum is 73.

The spelling of 45899099749 in words is "forty-five billion, eight hundred ninety-nine million, ninety-nine thousand, seven hundred forty-nine".