351139324254479 has 2 divisors, whose sum is σ = 351139324254480. Its totient is φ = 351139324254478.

The previous prime is 351139324254451. The next prime is 351139324254493. The reversal of 351139324254479 is 974452423931153.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 351139324254479 - 2⁸ = 351139324254223 is a prime.

It is a super-2 number, since 2×351139324254479² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (351139324251479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 175569662127239 + 175569662127240.

It is an arithmetic number, because the mean of its divisors is an integer number (175569662127240).

Almost surely, 2^{351139324254479} is an apocalyptic number.

351139324254479 is a deficient number, since it is larger than the sum of its proper divisors (1).

351139324254479 is an equidigital number, since it uses as much as digits as its factorization.

351139324254479 is an evil number, because the sum of its binary digits is even.

The product of its digits is 97977600, while the sum is 62.

The spelling of 351139324254479 in words is "three hundred fifty-one trillion, one hundred thirty-nine billion, three hundred twenty-four million, two hundred fifty-four thousand, four hundred seventy-nine".