357945379577 has 2 divisors, whose sum is σ = 357945379578. Its totient is φ = 357945379576.

The previous prime is 357945379553. The next prime is 357945379607. The reversal of 357945379577 is 775973549753.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 217402117696 + 140543261881 = 466264^2 + 374891^2 .

It is an emirp because it is prime and its reverse (775973549753) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-357945379577 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 357945379577.

It is not a weakly prime, because it can be changed into another prime (357945319577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 178972689788 + 178972689789.

It is an arithmetic number, because the mean of its divisors is an integer number (178972689789).

Almost surely, 2^357945379577 is an apocalyptic number.

It is an amenable number.

357945379577 is a deficient number, since it is larger than the sum of its proper divisors (1).

357945379577 is an equidigital number, since it uses as much as digits as its factorization.

357945379577 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 875164500, while the sum is 71.

The spelling of 357945379577 in words is "three hundred fifty-seven billion, nine hundred forty-five million, three hundred seventy-nine thousand, five hundred seventy-seven".