45048938813 has 2 divisors, whose sum is σ = 45048938814. Its totient is φ = 45048938812.

The previous prime is 45048938783. The next prime is 45048938833. The reversal of 45048938813 is 31883984054.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 32602635844 + 12446302969 = 180562^2 + 111563^2 .

It is a cyclic number.

It is not a de Polignac number, because 45048938813 - 2¹⁶ = 45048873277 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45048938833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22524469406 + 22524469407.

It is an arithmetic number, because the mean of its divisors is an integer number (22524469407).

Almost surely, 2^45048938813 is an apocalyptic number.

It is an amenable number.

45048938813 is a deficient number, since it is larger than the sum of its proper divisors (1).

45048938813 is an equidigital number, since it uses as much as digits as its factorization.

45048938813 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3317760, while the sum is 53.

The spelling of 45048938813 in words is "forty-five billion, forty-eight million, nine hundred thirty-eight thousand, eight hundred thirteen".