28622630613504 has 160 divisors (see below), whose sum is σ = 80625719623680. Its totient is φ = 8998191009792.

The previous prime is 28622630613487. The next prime is 28622630613517. The reversal of 28622630613504 is 40531603622682.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4309009 + ... + 8707055.

It is an arithmetic number, because the mean of its divisors is an integer number (503910747648).

Almost surely, 2^{28622630613504} is an apocalyptic number.

28622630613504 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 28622630613504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40312859811840).

28622630613504 is an abundant number, since it is smaller than the sum of its proper divisors (52003089010176).

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

28622630613504 is a wasteful number, since it uses less digits than its factorization.

28622630613504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4398310 (or 4398294 counting only the distinct ones).

The product of its (nonzero) digits is 2488320, while the sum is 48.

The spelling of 28622630613504 in words is "twenty-eight trillion, six hundred twenty-two billion, six hundred thirty million, six hundred thirteen thousand, five hundred four".