27762272501 has 8 divisors (see below), whose sum is σ = 29557755864. Its totient is φ = 25984834560.

The previous prime is 27762272453. The next prime is 27762272627. The reversal of 27762272501 is 10527226772.

It can be written as a sum of positive squares in 4 ways, for example, as 148474225 + 27613798276 = 12185^2 + 166174^2 .

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

It is not a de Polignac number, because 27762272501 - 2⁶ = 27762272437 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 (27762272101) 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, 4508180 + ... + 4514333.

It is an arithmetic number, because the mean of its divisors is an integer number (3694719483).

Almost surely, 2^27762272501 is an apocalyptic number.

It is an amenable number.

27762272501 is a deficient number, since it is larger than the sum of its proper divisors (1795483363).

27762272501 is a wasteful number, since it uses less digits than its factorization.

27762272501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9022711.

The product of its (nonzero) digits is 164640, while the sum is 41.

The spelling of 27762272501 in words is "twenty-seven billion, seven hundred sixty-two million, two hundred seventy-two thousand, five hundred one".