27522020634461 has 4 divisors (see below), whose sum is σ = 27652456751424. Its totient is φ = 27391584517500.

The previous prime is 27522020634443. The next prime is 27522020634463. The reversal of 27522020634461 is 16443602022572.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 27522020634461 - 2⁶ = 27522020634397 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 (27522020634463) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65218058165 + ... + 65218058586.

It is an arithmetic number, because the mean of its divisors is an integer number (6913114187856).

Almost surely, 2^{27522020634461} is an apocalyptic number.

It is an amenable number.

27522020634461 is a deficient number, since it is larger than the sum of its proper divisors (130436116963).

27522020634461 is a wasteful number, since it uses less digits than its factorization.

27522020634461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130436116962.

The product of its (nonzero) digits is 967680, while the sum is 44.

The spelling of 27522020634461 in words is "twenty-seven trillion, five hundred twenty-two billion, twenty million, six hundred thirty-four thousand, four hundred sixty-one".