45815941349 has 2 divisors, whose sum is σ = 45815941350. Its totient is φ = 45815941348.

The previous prime is 45815941291. The next prime is 45815941351. The reversal of 45815941349 is 94314951854.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40888884100 + 4927057249 = 202210^2 + 70193^2 .

It is a cyclic number.

It is not a de Polignac number, because 45815941349 - 2²⁸ = 45547505893 is a prime.

Together with 45815941351, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 45815941349.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45815941949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22907970674 + 22907970675.

It is an arithmetic number, because the mean of its divisors is an integer number (22907970675).

Almost surely, 2^45815941349 is an apocalyptic number.

It is an amenable number.

45815941349 is a deficient number, since it is larger than the sum of its proper divisors (1).

45815941349 is an equidigital number, since it uses as much as digits as its factorization.

45815941349 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3110400, while the sum is 53.

The spelling of 45815941349 in words is "forty-five billion, eight hundred fifteen million, nine hundred forty-one thousand, three hundred forty-nine".