655088103691 has 16 divisors (see below), whose sum is σ = 751044096000. Its totient is φ = 559726303968.

The previous prime is 655088103667. The next prime is 655088103697. The reversal of 655088103691 is 196301880556.

It is a cyclic number.

It is not a de Polignac number, because 655088103691 - 2⁹ = 655088103179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (655088103697) 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, 6719110 + ... + 6815908.

It is an arithmetic number, because the mean of its divisors is an integer number (46940256000).

Almost surely, 2^655088103691 is an apocalyptic number.

655088103691 is a deficient number, since it is larger than the sum of its proper divisors (95955992309).

655088103691 is a wasteful number, since it uses less digits than its factorization.

655088103691 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99858.

The product of its (nonzero) digits is 1555200, while the sum is 52.

The spelling of 655088103691 in words is "six hundred fifty-five billion, eighty-eight million, one hundred three thousand, six hundred ninety-one".