55566677895 has 16 divisors (see below), whose sum is σ = 88909842912. Its totient is φ = 29634508800.

The previous prime is 55566677879. The next prime is 55566677899. The reversal of 55566677895 is 59877666555.

It is not a de Polignac number, because 55566677895 - 2⁴ = 55566677879 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55566677899) 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, 566619 + ... + 657411.

It is an arithmetic number, because the mean of its divisors is an integer number (5556865182).

Almost surely, 2^55566677895 is an apocalyptic number.

55566677895 is a deficient number, since it is larger than the sum of its proper divisors (33343165017).

55566677895 is a wasteful number, since it uses less digits than its factorization.

55566677895 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131602.

The product of its digits is 476280000, while the sum is 69.

The spelling of 55566677895 in words is "fifty-five billion, five hundred sixty-six million, six hundred seventy-seven thousand, eight hundred ninety-five".