28150100560506 has 16 divisors (see below), whose sum is σ = 57498077741184. Its totient is φ = 9183720750144.

The previous prime is 28150100560499. The next prime is 28150100560559. The reversal of 28150100560506 is 60506500105182.

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, 49911525535 + ... + 49911526098.

It is an arithmetic number, because the mean of its divisors is an integer number (3593629858824).

Almost surely, 2^{28150100560506} is an apocalyptic number.

28150100560506 is an abundant number, since it is smaller than the sum of its proper divisors (29347977180678).

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

28150100560506 is a wasteful number, since it uses less digits than its factorization.

28150100560506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99823051685.

The product of its (nonzero) digits is 72000, while the sum is 39.

Adding to 28150100560506 its reverse (60506500105182), we get a palindrome (88656600665688).

The spelling of 28150100560506 in words is "twenty-eight trillion, one hundred fifty billion, one hundred million, five hundred sixty thousand, five hundred six".