354444134465 has 4 divisors (see below), whose sum is σ = 425332961364. Its totient is φ = 283555307568.

The previous prime is 354444134423. The next prime is 354444134479. The reversal of 354444134465 is 564431444453.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 217484187904 + 136959946561 = 466352^2 + 370081^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-354444134465 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35444413442 + ... + 35444413451.

It is an arithmetic number, because the mean of its divisors is an integer number (106333240341).

Almost surely, 2^354444134465 is an apocalyptic number.

It is an amenable number.

354444134465 is a deficient number, since it is larger than the sum of its proper divisors (70888826899).

354444134465 is an equidigital number, since it uses as much as digits as its factorization.

354444134465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70888826898.

The product of its digits is 5529600, while the sum is 47.

The spelling of 354444134465 in words is "three hundred fifty-four billion, four hundred forty-four million, one hundred thirty-four thousand, four hundred sixty-five".