27721746452102 has 8 divisors (see below), whose sum is σ = 42108981952800. Its totient is φ = 13685419134504.

The previous prime is 27721746452053. The next prime is 27721746452219. The reversal of 27721746452102 is 20125464712772.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87727045577 + ... + 87727045892.

It is an arithmetic number, because the mean of its divisors is an integer number (5263622744100).

Almost surely, 2^{27721746452102} is an apocalyptic number.

27721746452102 is a deficient number, since it is larger than the sum of its proper divisors (14387235500698).

27721746452102 is a wasteful number, since it uses less digits than its factorization.

27721746452102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175454091550.

The product of its (nonzero) digits is 2634240, while the sum is 50.

The spelling of 27721746452102 in words is "twenty-seven trillion, seven hundred twenty-one billion, seven hundred forty-six million, four hundred fifty-two thousand, one hundred two".