445302140357 has 2 divisors, whose sum is σ = 445302140358. Its totient is φ = 445302140356.

The previous prime is 445302140323. The next prime is 445302140359. The reversal of 445302140357 is 753041203544.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 430862272801 + 14439867556 = 656401^2 + 120166^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-445302140357 is a prime.

Together with 445302140359, 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 445302140357.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (445302140359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222651070178 + 222651070179.

It is an arithmetic number, because the mean of its divisors is an integer number (222651070179).

Almost surely, 2^445302140357 is an apocalyptic number.

It is an amenable number.

445302140357 is a deficient number, since it is larger than the sum of its proper divisors (1).

445302140357 is an equidigital number, since it uses as much as digits as its factorization.

445302140357 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 201600, while the sum is 38.

The spelling of 445302140357 in words is "four hundred forty-five billion, three hundred two million, one hundred forty thousand, three hundred fifty-seven".