28733302730 has 16 divisors (see below), whose sum is σ = 56421758304. Its totient is φ = 10448473680.

The previous prime is 28733302699. The next prime is 28733302733. The reversal of 28733302730 is 3720333782.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (28733302733) 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, 130605812 + ... + 130606031.

It is an arithmetic number, because the mean of its divisors is an integer number (3526359894).

Almost surely, 2^28733302730 is an apocalyptic number.

28733302730 is a deficient number, since it is larger than the sum of its proper divisors (27688455574).

28733302730 is a wasteful number, since it uses less digits than its factorization.

28733302730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261211861.

The product of its (nonzero) digits is 127008, while the sum is 38.

The spelling of 28733302730 in words is "twenty-eight billion, seven hundred thirty-three million, three hundred two thousand, seven hundred thirty".