27238934215 has 8 divisors (see below), whose sum is σ = 33303451968. Its totient is φ = 21379993440.

The previous prime is 27238934213. The next prime is 27238934263. The reversal of 27238934215 is 51243983272.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 27238934215 - 2¹ = 27238934213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27238934213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51393951 + ... + 51394480.

It is an arithmetic number, because the mean of its divisors is an integer number (4162931496).

Almost surely, 2^27238934215 is an apocalyptic number.

27238934215 is a deficient number, since it is larger than the sum of its proper divisors (6064517753).

27238934215 is a wasteful number, since it uses less digits than its factorization.

27238934215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102788489.

The product of its digits is 725760, while the sum is 46.

The spelling of 27238934215 in words is "twenty-seven billion, two hundred thirty-eight million, nine hundred thirty-four thousand, two hundred fifteen".