27465665501 has 8 divisors (see below), whose sum is σ = 28108802304. Its totient is φ = 26822728800.

The previous prime is 27465665483. The next prime is 27465665503. The reversal of 27465665501 is 10556656472.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27465665501 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 (27465665503) 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, 248276 + ... + 341426.

It is an arithmetic number, because the mean of its divisors is an integer number (3513600288).

Almost surely, 2^27465665501 is an apocalyptic number.

It is an amenable number.

27465665501 is a deficient number, since it is larger than the sum of its proper divisors (643136803).

27465665501 is an equidigital number, since it uses as much as digits as its factorization.

27465665501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100051.

The product of its (nonzero) digits is 1512000, while the sum is 47.

The spelling of 27465665501 in words is "twenty-seven billion, four hundred sixty-five million, six hundred sixty-five thousand, five hundred one".