27901938093 has 16 divisors (see below), whose sum is σ = 37310848512. Its totient is φ = 18547200000.

The previous prime is 27901938073. The next prime is 27901938101. The reversal of 27901938093 is 39083910972.

It is a happy number.

It is not a de Polignac number, because 27901938093 - 2²⁶ = 27834829229 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27901938023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5773188 + ... + 5778018.

It is an arithmetic number, because the mean of its divisors is an integer number (2331928032).

Almost surely, 2^27901938093 is an apocalyptic number.

It is an amenable number.

27901938093 is a deficient number, since it is larger than the sum of its proper divisors (9408910419).

27901938093 is a wasteful number, since it uses less digits than its factorization.

27901938093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10036.

The product of its (nonzero) digits is 734832, while the sum is 51.

The spelling of 27901938093 in words is "twenty-seven billion, nine hundred one million, nine hundred thirty-eight thousand, ninety-three".