6434012215 has 16 divisors (see below), whose sum is σ = 7802625600. Its totient is φ = 5092803072.

The previous prime is 6434012197. The next prime is 6434012257. The reversal of 6434012215 is 5122104346.

It is a cyclic number.

It is not a de Polignac number, because 6434012215 - 2⁵ = 6434012183 is a prime.

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, 396991 + ... + 412879.

It is an arithmetic number, because the mean of its divisors is an integer number (487664100).

Almost surely, 2^6434012215 is an apocalyptic number.

6434012215 is a deficient number, since it is larger than the sum of its proper divisors (1368613385).

6434012215 is a wasteful number, since it uses less digits than its factorization.

6434012215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16746.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 6434012215 is about 80212.2946623521. The cubic root of 6434012215 is about 1859.9186975485.

The spelling of 6434012215 in words is "six billion, four hundred thirty-four million, twelve thousand, two hundred fifteen".