354451525402057 has 2 divisors, whose sum is σ = 354451525402058. Its totient is φ = 354451525402056.

The previous prime is 354451525402021. The next prime is 354451525402063. The reversal of 354451525402057 is 750204525154453.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 325303933281856 + 29147592120201 = 18036184^2 + 5398851^2 .

It is an emirp because it is prime and its reverse (750204525154453) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 354451525402057 - 2²⁷ = 354451391184329 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 354451525401995 and 354451525402013.

It is not a weakly prime, because it can be changed into another prime (354451525402087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177225762701028 + 177225762701029.

It is an arithmetic number, because the mean of its divisors is an integer number (177225762701029).

Almost surely, 2^{354451525402057} is an apocalyptic number.

It is an amenable number.

354451525402057 is a deficient number, since it is larger than the sum of its proper divisors (1).

354451525402057 is an equidigital number, since it uses as much as digits as its factorization.

354451525402057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16800000, while the sum is 52.

The spelling of 354451525402057 in words is "three hundred fifty-four trillion, four hundred fifty-one billion, five hundred twenty-five million, four hundred two thousand, fifty-seven".