28097705362 has 16 divisors (see below), whose sum is σ = 44590011840. Its totient is φ = 13241875248.

The previous prime is 28097705351. The next prime is 28097705399. The reversal of 28097705362 is 26350779082.

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, 1869198 + ... + 1884169.

It is an arithmetic number, because the mean of its divisors is an integer number (2786875740).

Almost surely, 2^28097705362 is an apocalyptic number.

28097705362 is a deficient number, since it is larger than the sum of its proper divisors (16492306478).

28097705362 is a wasteful number, since it uses less digits than its factorization.

28097705362 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3753585.

The product of its (nonzero) digits is 1270080, while the sum is 49.

The spelling of 28097705362 in words is "twenty-eight billion, ninety-seven million, seven hundred five thousand, three hundred sixty-two".