108195263655 has 16 divisors (see below), whose sum is σ = 177791136864. Its totient is φ = 56144568960.

The previous prime is 108195263651. The next prime is 108195263681. The reversal of 108195263655 is 556362591801.

It is not a de Polignac number, because 108195263655 - 2² = 108195263651 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 108195263598 and 108195263607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108195263651) 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, 97472656 + ... + 97473765.

It is an arithmetic number, because the mean of its divisors is an integer number (11111946054).

Almost surely, 2^108195263655 is an apocalyptic number.

108195263655 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

108195263655 is a deficient number, since it is larger than the sum of its proper divisors (69595873209).

108195263655 is a wasteful number, since it uses less digits than its factorization.

108195263655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194946466.

The product of its (nonzero) digits is 1944000, while the sum is 51.

The spelling of 108195263655 in words is "one hundred eight billion, one hundred ninety-five million, two hundred sixty-three thousand, six hundred fifty-five".