27374217425 has 6 divisors (see below), whose sum is σ = 33944029638. Its totient is φ = 21899373920.

The previous prime is 27374217421. The next prime is 27374217469. The reversal of 27374217425 is 52471247372.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 6801664 + 27367415761 = 2608^2 + 165431^2 .

It is not a de Polignac number, because 27374217425 - 2² = 27374217421 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27374217421) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 547484324 + ... + 547484373.

It is an arithmetic number, because the mean of its divisors is an integer number (5657338273).

Almost surely, 2^27374217425 is an apocalyptic number.

27374217425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

27374217425 is a deficient number, since it is larger than the sum of its proper divisors (6569812213).

27374217425 is a wasteful number, since it uses less digits than its factorization.

27374217425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1094968707 (or 1094968702 counting only the distinct ones).

The product of its digits is 658560, while the sum is 44.

The spelling of 27374217425 in words is "twenty-seven billion, three hundred seventy-four million, two hundred seventeen thousand, four hundred twenty-five".