23061887777 has 2 divisors, whose sum is σ = 23061887778. Its totient is φ = 23061887776.

The previous prime is 23061887767. The next prime is 23061887801. The reversal of 23061887777 is 77778816032.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20692534801 + 2369352976 = 143849^2 + 48676^2 .

It is a cyclic number.

It is not a de Polignac number, because 23061887777 - 2¹⁰ = 23061886753 is a prime.

It is not a weakly prime, because it can be changed into another prime (23061887767) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11530943888 + 11530943889.

It is an arithmetic number, because the mean of its divisors is an integer number (11530943889).

Almost surely, 2^23061887777 is an apocalyptic number.

It is an amenable number.

23061887777 is a deficient number, since it is larger than the sum of its proper divisors (1).

23061887777 is an equidigital number, since it uses as much as digits as its factorization.

23061887777 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5531904, while the sum is 56.

The spelling of 23061887777 in words is "twenty-three billion, sixty-one million, eight hundred eighty-seven thousand, seven hundred seventy-seven".