342454858491 has 4 divisors (see below), whose sum is σ = 456606477992. Its totient is φ = 228303238992.

The previous prime is 342454858483. The next prime is 342454858507. The reversal of 342454858491 is 194858454243.

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

It is not a de Polignac number, because 342454858491 - 2³ = 342454858483 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (342454858411) 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, 57075809746 + ... + 57075809751.

It is an arithmetic number, because the mean of its divisors is an integer number (114151619498).

Almost surely, 2^342454858491 is an apocalyptic number.

342454858491 is a deficient number, since it is larger than the sum of its proper divisors (114151619501).

342454858491 is a wasteful number, since it uses less digits than its factorization.

342454858491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114151619500.

The product of its digits is 22118400, while the sum is 57.

The spelling of 342454858491 in words is "three hundred forty-two billion, four hundred fifty-four million, eight hundred fifty-eight thousand, four hundred ninety-one".