351664486783 has 2 divisors, whose sum is σ = 351664486784. Its totient is φ = 351664486782.

The previous prime is 351664486759. The next prime is 351664486787. The reversal of 351664486783 is 387684466153.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 351664486783 - 2¹⁷ = 351664355711 is a prime.

It is a super-2 number, since 2×351664486783² (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 (351664486787) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 175832243391 + 175832243392.

It is an arithmetic number, because the mean of its divisors is an integer number (175832243392).

Almost surely, 2^351664486783 is an apocalyptic number.

351664486783 is a deficient number, since it is larger than the sum of its proper divisors (1).

351664486783 is an equidigital number, since it uses as much as digits as its factorization.

351664486783 is an evil number, because the sum of its binary digits is even.

The product of its digits is 69672960, while the sum is 61.

The spelling of 351664486783 in words is "three hundred fifty-one billion, six hundred sixty-four million, four hundred eighty-six thousand, seven hundred eighty-three".