34020354985 has 8 divisors (see below), whose sum is σ = 41316287040. Its totient is φ = 26888376624.

The previous prime is 34020354919. The next prime is 34020355003. The reversal of 34020354985 is 58945302043.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 34020354985 - 2¹¹ = 34020352937 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40987965 + ... + 40988794.

It is an arithmetic number, because the mean of its divisors is an integer number (5164535880).

Almost surely, 2^34020354985 is an apocalyptic number.

It is an amenable number.

34020354985 is a deficient number, since it is larger than the sum of its proper divisors (7295932055).

34020354985 is an equidigital number, since it uses as much as digits as its factorization.

34020354985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81976847.

The product of its (nonzero) digits is 518400, while the sum is 43.

The spelling of 34020354985 in words is "thirty-four billion, twenty million, three hundred fifty-four thousand, nine hundred eighty-five".