354045345140879 has 4 divisors (see below), whose sum is σ = 404623251589584. Its totient is φ = 303467438692176.

The previous prime is 354045345140873. The next prime is 354045345140899. The reversal of 354045345140879 is 978041543540453.

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

It is a cyclic number.

It is not a de Polignac number, because 354045345140879 - 2⁴ = 354045345140863 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (354045345140873) 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, 25288953224342 + ... + 25288953224355.

It is an arithmetic number, because the mean of its divisors is an integer number (101155812897396).

Almost surely, 2^{354045345140879} is an apocalyptic number.

354045345140879 is a deficient number, since it is larger than the sum of its proper divisors (50577906448705).

354045345140879 is an equidigital number, since it uses as much as digits as its factorization.

354045345140879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50577906448704.

The product of its (nonzero) digits is 145152000, while the sum is 62.

The spelling of 354045345140879 in words is "three hundred fifty-four trillion, forty-five billion, three hundred forty-five million, one hundred forty thousand, eight hundred seventy-nine".