355206312479 has 2 divisors, whose sum is σ = 355206312480. Its totient is φ = 355206312478.

The previous prime is 355206312421. The next prime is 355206312493. The reversal of 355206312479 is 974213602553.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 355206312479 - 2¹⁶ = 355206246943 is a prime.

It is a super-2 number, since 2×355206312479² (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 (355206318479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177603156239 + 177603156240.

It is an arithmetic number, because the mean of its divisors is an integer number (177603156240).

Almost surely, 2^355206312479 is an apocalyptic number.

355206312479 is a deficient number, since it is larger than the sum of its proper divisors (1).

355206312479 is an equidigital number, since it uses as much as digits as its factorization.

355206312479 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1360800, while the sum is 47.

The spelling of 355206312479 in words is "three hundred fifty-five billion, two hundred six million, three hundred twelve thousand, four hundred seventy-nine".