350444152402457 has 2 divisors, whose sum is σ = 350444152402458. Its totient is φ = 350444152402456.

The previous prime is 350444152402451. The next prime is 350444152402481. The reversal of 350444152402457 is 754204251444053.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 336842299453696 + 13601852948761 = 18353264^2 + 3688069^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-350444152402457 is a prime.

It is a super-2 number, since 2×350444152402457² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (350444152402451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 175222076201228 + 175222076201229.

It is an arithmetic number, because the mean of its divisors is an integer number (175222076201229).

Almost surely, 2^{350444152402457} is an apocalyptic number.

It is an amenable number.

350444152402457 is a deficient number, since it is larger than the sum of its proper divisors (1).

350444152402457 is an equidigital number, since it uses as much as digits as its factorization.

350444152402457 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10752000, while the sum is 50.

The spelling of 350444152402457 in words is "three hundred fifty trillion, four hundred forty-four billion, one hundred fifty-two million, four hundred two thousand, four hundred fifty-seven".