28134186054 has 16 divisors (see below), whose sum is σ = 60596708592. Its totient is φ = 8656672608.

The previous prime is 28134186043. The next prime is 28134186097. The reversal of 28134186054 is 45068143182.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 28134185997 and 28134186015.

It is a congruent number.

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, 180347269 + ... + 180347424.

It is an arithmetic number, because the mean of its divisors is an integer number (3787294287).

Almost surely, 2^28134186054 is an apocalyptic number.

28134186054 is an abundant number, since it is smaller than the sum of its proper divisors (32462522538).

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

28134186054 is a wasteful number, since it uses less digits than its factorization.

28134186054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 360694711.

The product of its (nonzero) digits is 184320, while the sum is 42.

The spelling of 28134186054 in words is "twenty-eight billion, one hundred thirty-four million, one hundred eighty-six thousand, fifty-four".