27424340437 has 8 divisors (see below), whose sum is σ = 30220740704. Its totient is φ = 24726059568.

The previous prime is 27424340399. The next prime is 27424340443. The reversal of 27424340437 is 73404342472.

It is a happy number.

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 27424340437 - 2¹⁹ = 27423816149 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 27424340437.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27424340737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24529263 + ... + 24530380.

It is an arithmetic number, because the mean of its divisors is an integer number (3777592588).

Almost surely, 2^27424340437 is an apocalyptic number.

It is an amenable number.

27424340437 is a deficient number, since it is larger than the sum of its proper divisors (2796400267).

27424340437 is a wasteful number, since it uses less digits than its factorization.

27424340437 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49059699.

The product of its (nonzero) digits is 451584, while the sum is 40.

The spelling of 27424340437 in words is "twenty-seven billion, four hundred twenty-four million, three hundred forty thousand, four hundred thirty-seven".