354644163451 has 4 divisors (see below), whose sum is σ = 358155491904. Its totient is φ = 351132835000.

The previous prime is 354644163449. The next prime is 354644163463. The reversal of 354644163451 is 154361446453.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 154361446453 = 101 ⋅1528331153.

It is a cyclic number.

It is not a de Polignac number, because 354644163451 - 2¹ = 354644163449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (354644163421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1755664075 + ... + 1755664276.

It is an arithmetic number, because the mean of its divisors is an integer number (89538872976).

Almost surely, 2^354644163451 is an apocalyptic number.

354644163451 is a deficient number, since it is larger than the sum of its proper divisors (3511328453).

354644163451 is a wasteful number, since it uses less digits than its factorization.

354644163451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3511328452.

The product of its digits is 2073600, while the sum is 46.

The spelling of 354644163451 in words is "three hundred fifty-four billion, six hundred forty-four million, one hundred sixty-three thousand, four hundred fifty-one".