20079564527 has 16 divisors (see below), whose sum is σ = 21981520800. Its totient is φ = 18190464000.

The previous prime is 20079564511. The next prime is 20079564539. The reversal of 20079564527 is 72546597002.

It is a cyclic number.

It is not a de Polignac number, because 20079564527 - 2⁴ = 20079564511 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 (20079564227) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6584099 + ... + 6587147.

It is an arithmetic number, because the mean of its divisors is an integer number (1373845050).

Almost surely, 2^20079564527 is an apocalyptic number.

20079564527 is a deficient number, since it is larger than the sum of its proper divisors (1901956273).

20079564527 is a wasteful number, since it uses less digits than its factorization.

20079564527 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4954.

The product of its (nonzero) digits is 1058400, while the sum is 47.

The spelling of 20079564527 in words is "twenty billion, seventy-nine million, five hundred sixty-four thousand, five hundred twenty-seven".