2751647064 has 32 divisors (see below), whose sum is σ = 7283772720. Its totient is φ = 863261696.

The previous prime is 2751647027. The next prime is 2751647069. The reversal of 2751647064 is 4607461572.

It is a hoax number, since the sum of its digits (42) 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 (2751647069) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3371709 + ... + 3372524.

Almost surely, 2^2751647064 is an apocalyptic number.

2751647064 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2751647064 is an abundant number, since it is smaller than the sum of its proper divisors (4532125656).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2751647064 is a wasteful number, since it uses less digits than its factorization.

2751647064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6744259 (or 6744255 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 42.

The square root of 2751647064 is about 52456.1441968431. The cubic root of 2751647064 is about 1401.2993148446.

The spelling of 2751647064 in words is "two billion, seven hundred fifty-one million, six hundred forty-seven thousand, sixty-four".