355134404663 has 2 divisors, whose sum is σ = 355134404664. Its totient is φ = 355134404662.

The previous prime is 355134404591. The next prime is 355134404687. The reversal of 355134404663 is 366404431553.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 355134404663 - 2¹² = 355134400567 is a prime.

It is a super-2 number, since 2×355134404663² (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 (355134404063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177567202331 + 177567202332.

It is an arithmetic number, because the mean of its divisors is an integer number (177567202332).

Almost surely, 2^355134404663 is an apocalyptic number.

355134404663 is a deficient number, since it is larger than the sum of its proper divisors (1).

355134404663 is an equidigital number, since it uses as much as digits as its factorization.

355134404663 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1555200, while the sum is 44.

The spelling of 355134404663 in words is "three hundred fifty-five billion, one hundred thirty-four million, four hundred four thousand, six hundred sixty-three".