28084604622501 has 32 divisors (see below), whose sum is σ = 44009936409600. Its totient is φ = 15599077338240.

The previous prime is 28084604622469. The next prime is 28084604622517. The reversal of 28084604622501 is 10522640648082.

It is not a de Polignac number, because 28084604622501 - 2⁵ = 28084604622469 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28084604623501) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 127233295 + ... + 127453836.

It is an arithmetic number, because the mean of its divisors is an integer number (1375310512800).

Almost surely, 2^{28084604622501} is an apocalyptic number.

28084604622501 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

28084604622501 is a deficient number, since it is larger than the sum of its proper divisors (15925331787099).

28084604622501 is a wasteful number, since it uses less digits than its factorization.

28084604622501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254687289.

The product of its (nonzero) digits is 1474560, while the sum is 48.

The spelling of 28084604622501 in words is "twenty-eight trillion, eighty-four billion, six hundred four million, six hundred twenty-two thousand, five hundred one".