6645114434 has 16 divisors (see below), whose sum is σ = 11392705536. Its totient is φ = 2847636000.

The previous prime is 6645114409. The next prime is 6645114451. The reversal of 6645114434 is 4344115466.

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, 221534 + ... + 249734.

It is an arithmetic number, because the mean of its divisors is an integer number (712044096).

Almost surely, 2^6645114434 is an apocalyptic number.

6645114434 is a deficient number, since it is larger than the sum of its proper divisors (4747591102).

6645114434 is a wasteful number, since it uses less digits than its factorization.

6645114434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45041.

The product of its digits is 138240, while the sum is 38.

The square root of 6645114434 is about 81517.5713205441. The cubic root of 6645114434 is about 1880.0417255339.

The spelling of 6645114434 in words is "six billion, six hundred forty-five million, one hundred fourteen thousand, four hundred thirty-four".