28086317614 has 4 divisors (see below), whose sum is σ = 42129476424. Its totient is φ = 14043158806.

The previous prime is 28086317603. The next prime is 28086317629. The reversal of 28086317614 is 41671368082.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×28086317614² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7021579402 + ... + 7021579405.

It is an arithmetic number, because the mean of its divisors is an integer number (10532369106).

Almost surely, 2^28086317614 is an apocalyptic number.

28086317614 is a deficient number, since it is larger than the sum of its proper divisors (14043158810).

28086317614 is a wasteful number, since it uses less digits than its factorization.

28086317614 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14043158809.

The product of its (nonzero) digits is 387072, while the sum is 46.

The spelling of 28086317614 in words is "twenty-eight billion, eighty-six million, three hundred seventeen thousand, six hundred fourteen".