27215406023 has 8 divisors (see below), whose sum is σ = 29582815248. Its totient is φ = 24887127744.

The previous prime is 27215406011. The next prime is 27215406041. The reversal of 27215406023 is 32060451272.

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

It is a cyclic number.

It is not a de Polignac number, because 27215406023 - 2¹⁶ = 27215340487 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 (27215406223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9781286 + ... + 9784067.

It is an arithmetic number, because the mean of its divisors is an integer number (3697851906).

Almost surely, 2^27215406023 is an apocalyptic number.

27215406023 is a deficient number, since it is larger than the sum of its proper divisors (2367409225).

27215406023 is a wasteful number, since it uses less digits than its factorization.

27215406023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19565473.

The product of its (nonzero) digits is 20160, while the sum is 32.

Adding to 27215406023 its reverse (32060451272), we get a palindrome (59275857295).

The spelling of 27215406023 in words is "twenty-seven billion, two hundred fifteen million, four hundred six thousand, twenty-three".