28604121414 has 64 divisors (see below), whose sum is σ = 64513456128. Its totient is φ = 8376422400.

The previous prime is 28604121407. The next prime is 28604121421. The reversal of 28604121414 is 41412140682.

It is an interprime number because it is at equal distance from previous prime (28604121407) and next prime (28604121421).

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1490182 + ... + 1509254.

It is an arithmetic number, because the mean of its divisors is an integer number (1008022752).

Almost surely, 2^28604121414 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 28604121414, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32256728064).

28604121414 is an abundant number, since it is smaller than the sum of its proper divisors (35909334714).

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

28604121414 is a wasteful number, since it uses less digits than its factorization.

28604121414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19853.

The product of its (nonzero) digits is 12288, while the sum is 33.

The spelling of 28604121414 in words is "twenty-eight billion, six hundred four million, one hundred twenty-one thousand, four hundred fourteen".