28622989310 has 8 divisors (see below), whose sum is σ = 51521380776. Its totient is φ = 11449195720.

The previous prime is 28622989279. The next prime is 28622989327. The reversal of 28622989310 is 1398922682.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×28622989310² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

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, 1431149456 + ... + 1431149475.

It is an arithmetic number, because the mean of its divisors is an integer number (6440172597).

Almost surely, 2^28622989310 is an apocalyptic number.

28622989310 is a deficient number, since it is larger than the sum of its proper divisors (22898391466).

28622989310 is a wasteful number, since it uses less digits than its factorization.

28622989310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2862298938.

The product of its (nonzero) digits is 746496, while the sum is 50.

The spelling of 28622989310 in words is "twenty-eight billion, six hundred twenty-two million, nine hundred eighty-nine thousand, three hundred ten".