45252326257 has 2 divisors, whose sum is σ = 45252326258. Its totient is φ = 45252326256.

The previous prime is 45252326243. The next prime is 45252326261. The reversal of 45252326257 is 75262325254.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26430955776 + 18821370481 = 162576^2 + 137191^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45252326257 is a prime.

It is not a weakly prime, because it can be changed into another prime (45252326227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22626163128 + 22626163129.

It is an arithmetic number, because the mean of its divisors is an integer number (22626163129).

Almost surely, 2^45252326257 is an apocalyptic number.

It is an amenable number.

45252326257 is a deficient number, since it is larger than the sum of its proper divisors (1).

45252326257 is an equidigital number, since it uses as much as digits as its factorization.

45252326257 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1008000, while the sum is 43.

The spelling of 45252326257 in words is "forty-five billion, two hundred fifty-two million, three hundred twenty-six thousand, two hundred fifty-seven".