445373454157 has 2 divisors, whose sum is σ = 445373454158. Its totient is φ = 445373454156.

The previous prime is 445373454151. The next prime is 445373454161. The reversal of 445373454157 is 751454373544.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 323045593641 + 122327860516 = 568371^2 + 349754^2 .

It is a cyclic number.

It is not a de Polignac number, because 445373454157 - 2¹¹ = 445373452109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (445373454151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222686727078 + 222686727079.

It is an arithmetic number, because the mean of its divisors is an integer number (222686727079).

Almost surely, 2^445373454157 is an apocalyptic number.

It is an amenable number.

445373454157 is a deficient number, since it is larger than the sum of its proper divisors (1).

445373454157 is an equidigital number, since it uses as much as digits as its factorization.

445373454157 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14112000, while the sum is 52.

The spelling of 445373454157 in words is "four hundred forty-five billion, three hundred seventy-three million, four hundred fifty-four thousand, one hundred fifty-seven".