6344739063 has 12 divisors (see below), whose sum is σ = 9869594280. Its totient is φ = 3904454736.

The previous prime is 6344739061. The next prime is 6344739077. The reversal of 6344739063 is 3609374436.

6344739063 is a `hidden beast` number, since 6 + 34 + 473 + 90 + 63 = 666.

It is not a de Polignac number, because 6344739063 - 2¹ = 6344739061 is a prime.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6344739061) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27114153 + ... + 27114386.

It is an arithmetic number, because the mean of its divisors is an integer number (822466190).

Almost surely, 2^6344739063 is an apocalyptic number.

6344739063 is a deficient number, since it is larger than the sum of its proper divisors (3524855217).

6344739063 is a wasteful number, since it uses less digits than its factorization.

6344739063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54228558 (or 54228555 counting only the distinct ones).

The product of its (nonzero) digits is 979776, while the sum is 45.

The square root of 6344739063 is about 79653.8703579431. The cubic root of 6344739063 is about 1851.2763593332.

The spelling of 6344739063 in words is "six billion, three hundred forty-four million, seven hundred thirty-nine thousand, sixty-three".