354613618057 has 2 divisors, whose sum is σ = 354613618058. Its totient is φ = 354613618056.

The previous prime is 354613618031. The next prime is 354613618091. The reversal of 354613618057 is 750816316453.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 229039773561 + 125573844496 = 478581^2 + 354364^2 .

It is a cyclic number.

It is not a de Polignac number, because 354613618057 - 2²⁷ = 354479400329 is a prime.

It is a super-2 number, since 2×354613618057² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 354613618057.

It is not a weakly prime, because it can be changed into another prime (354613688057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177306809028 + 177306809029.

It is an arithmetic number, because the mean of its divisors is an integer number (177306809029).

Almost surely, 2^354613618057 is an apocalyptic number.

It is an amenable number.

354613618057 is a deficient number, since it is larger than the sum of its proper divisors (1).

354613618057 is an equidigital number, since it uses as much as digits as its factorization.

354613618057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1814400, while the sum is 49.

The spelling of 354613618057 in words is "three hundred fifty-four billion, six hundred thirteen million, six hundred eighteen thousand, fifty-seven".