45785458757 has 2 divisors, whose sum is σ = 45785458758. Its totient is φ = 45785458756.

The previous prime is 45785458717. The next prime is 45785458769. The reversal of 45785458757 is 75785458754.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 43164633121 + 2620825636 = 207761^2 + 51194^2 .

It is a cyclic number.

It is not a de Polignac number, because 45785458757 - 2³² = 41490491461 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45785458693 and 45785458702.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45785458717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22892729378 + 22892729379.

It is an arithmetic number, because the mean of its divisors is an integer number (22892729379).

Almost surely, 2^45785458757 is an apocalyptic number.

It is an amenable number.

45785458757 is a deficient number, since it is larger than the sum of its proper divisors (1).

45785458757 is an equidigital number, since it uses as much as digits as its factorization.

45785458757 is an evil number, because the sum of its binary digits is even.

The product of its digits is 219520000, while the sum is 65.

The spelling of 45785458757 in words is "forty-five billion, seven hundred eighty-five million, four hundred fifty-eight thousand, seven hundred fifty-seven".