28856700354 has 32 divisors (see below), whose sum is σ = 61173449856. Its totient is φ = 9043431680.

The previous prime is 28856700349. The next prime is 28856700359. The reversal of 28856700354 is 45300765882.

It is an interprime number because it is at equal distance from previous prime (28856700349) and next prime (28856700359).

It is not an unprimeable number, because it can be changed into a prime (28856700359) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54342 + ... + 246305.

It is an arithmetic number, because the mean of its divisors is an integer number (1911670308).

Almost surely, 2^28856700354 is an apocalyptic number.

28856700354 is an abundant number, since it is smaller than the sum of its proper divisors (32316749502).

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

28856700354 is a wasteful number, since it uses less digits than its factorization.

28856700354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301610.

The product of its (nonzero) digits is 1612800, while the sum is 48.

The spelling of 28856700354 in words is "twenty-eight billion, eight hundred fifty-six million, seven hundred thousand, three hundred fifty-four".