2730746128 has 20 divisors (see below), whose sum is σ = 5771804688. Its totient is φ = 1241248160.

The previous prime is 2730746119. The next prime is 2730746141. The reversal of 2730746128 is 8216470372.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7757626 + ... + 7757977.

Almost surely, 2^2730746128 is an apocalyptic number.

It is an amenable number.

2730746128 is an abundant number, since it is smaller than the sum of its proper divisors (3041058560).

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

2730746128 is a wasteful number, since it uses less digits than its factorization.

2730746128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15515622 (or 15515616 counting only the distinct ones).

The product of its (nonzero) digits is 112896, while the sum is 40.

The square root of 2730746128 is about 52256.5414852533. The cubic root of 2730746128 is about 1397.7423012334.

The spelling of 2730746128 in words is "two billion, seven hundred thirty million, seven hundred forty-six thousand, one hundred twenty-eight".