354320559487 has 2 divisors, whose sum is σ = 354320559488. Its totient is φ = 354320559486.

The previous prime is 354320559419. The next prime is 354320559493. The reversal of 354320559487 is 784955023453.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 354320559487 - 2²³ = 354312170879 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (354320559407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177160279743 + 177160279744.

It is an arithmetic number, because the mean of its divisors is an integer number (177160279744).

Almost surely, 2^354320559487 is an apocalyptic number.

354320559487 is a deficient number, since it is larger than the sum of its proper divisors (1).

354320559487 is an equidigital number, since it uses as much as digits as its factorization.

354320559487 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144000, while the sum is 55.

The spelling of 354320559487 in words is "three hundred fifty-four billion, three hundred twenty million, five hundred fifty-nine thousand, four hundred eighty-seven".