27604542313621 has 32 divisors (see below), whose sum is σ = 35098643865600. Its totient is φ = 21119618600640.

The previous prime is 27604542313619. The next prime is 27604542313657. The reversal of 27604542313621 is 12631324540672.

It is not a de Polignac number, because 27604542313621 - 2¹ = 27604542313619 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27604542313661) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 334531 + ... + 7437808.

It is an arithmetic number, because the mean of its divisors is an integer number (1096832620800).

Almost surely, 2^{27604542313621} is an apocalyptic number.

It is an amenable number.

27604542313621 is a deficient number, since it is larger than the sum of its proper divisors (7494101551979).

27604542313621 is a wasteful number, since it uses less digits than its factorization.

27604542313621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7773649.

The product of its (nonzero) digits is 1451520, while the sum is 46.

The spelling of 27604542313621 in words is "twenty-seven trillion, six hundred four billion, five hundred forty-two million, three hundred thirteen thousand, six hundred twenty-one".