354159887873 has 4 divisors (see below), whose sum is σ = 386356241328. Its totient is φ = 321963534420.

The previous prime is 354159887867. The next prime is 354159887929. The reversal of 354159887873 is 378788951453.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 378788951453 = 11 ⋅34435359223.

It is not a de Polignac number, because 354159887873 - 2²⁶ = 354092779009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (354159887833) 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, 16098176711 + ... + 16098176732.

It is an arithmetic number, because the mean of its divisors is an integer number (96589060332).

Almost surely, 2^354159887873 is an apocalyptic number.

It is an amenable number.

354159887873 is a deficient number, since it is larger than the sum of its proper divisors (32196353455).

354159887873 is a wasteful number, since it uses less digits than its factorization.

354159887873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32196353454.

The product of its digits is 203212800, while the sum is 68.

The spelling of 354159887873 in words is "three hundred fifty-four billion, one hundred fifty-nine million, eight hundred eighty-seven thousand, eight hundred seventy-three".