354312170879 has 2 divisors, whose sum is σ = 354312170880. Its totient is φ = 354312170878.

The previous prime is 354312170873. The next prime is 354312170893. The reversal of 354312170879 is 978071213453.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 354312170879 - 2⁸ = 354312170623 is a prime.

It is a super-2 number, since 2×354312170879² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (354312170873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177156085439 + 177156085440.

It is an arithmetic number, because the mean of its divisors is an integer number (177156085440).

Almost surely, 2^354312170879 is an apocalyptic number.

354312170879 is a deficient number, since it is larger than the sum of its proper divisors (1).

354312170879 is an equidigital number, since it uses as much as digits as its factorization.

354312170879 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1270080, while the sum is 50.

The spelling of 354312170879 in words is "three hundred fifty-four billion, three hundred twelve million, one hundred seventy thousand, eight hundred seventy-nine".