45254813797 has 2 divisors, whose sum is σ = 45254813798. Its totient is φ = 45254813796.

The previous prime is 45254813771. The next prime is 45254813839. The reversal of 45254813797 is 79731845254.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 45247245796 + 7568001 = 212714^2 + 2751^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45254813797 is a prime.

It is a super-2 number, since 2×45254813797² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45254843797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22627406898 + 22627406899.

It is an arithmetic number, because the mean of its divisors is an integer number (22627406899).

Almost surely, 2^45254813797 is an apocalyptic number.

It is an amenable number.

45254813797 is a deficient number, since it is larger than the sum of its proper divisors (1).

45254813797 is an equidigital number, since it uses as much as digits as its factorization.

45254813797 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8467200, while the sum is 55.

The spelling of 45254813797 in words is "forty-five billion, two hundred fifty-four million, eight hundred thirteen thousand, seven hundred ninety-seven".