34353649815 has 16 divisors (see below), whose sum is σ = 55057311456. Its totient is φ = 18291456000.

The previous prime is 34353649801. The next prime is 34353649823. The reversal of 34353649815 is 51894635343.

It is a happy number.

It is not a de Polignac number, because 34353649815 - 2⁹ = 34353649303 is a prime.

It is a super-2 number, since 2×34353649815² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1896346 + ... + 1914375.

It is an arithmetic number, because the mean of its divisors is an integer number (3441081966).

Almost surely, 2^34353649815 is an apocalyptic number.

34353649815 is a deficient number, since it is larger than the sum of its proper divisors (20703661641).

34353649815 is a wasteful number, since it uses less digits than its factorization.

34353649815 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3811330.

The product of its digits is 4665600, while the sum is 51.

The spelling of 34353649815 in words is "thirty-four billion, three hundred fifty-three million, six hundred forty-nine thousand, eight hundred fifteen".