27460403551 has 6 divisors (see below), whose sum is σ = 31943734800. Its totient is φ = 23537488716.

The previous prime is 27460403491. The next prime is 27460403563. The reversal of 27460403551 is 15530406472.

It is not a de Polignac number, because 27460403551 - 2¹¹ = 27460401503 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 27460403551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27460403651) 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, 280208151 + ... + 280208248.

It is an arithmetic number, because the mean of its divisors is an integer number (5323955800).

Almost surely, 2^27460403551 is an apocalyptic number.

27460403551 is a deficient number, since it is larger than the sum of its proper divisors (4483331249).

27460403551 is an equidigital number, since it uses as much as digits as its factorization.

27460403551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 560416413 (or 560416406 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 37.

The spelling of 27460403551 in words is "twenty-seven billion, four hundred sixty million, four hundred three thousand, five hundred fifty-one".