655097790556 has 12 divisors (see below), whose sum is σ = 1250641236600. Its totient is φ = 297771722960.

The previous prime is 655097790541. The next prime is 655097790569.

655097790556 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7444293031 + ... + 7444293118.

It is an arithmetic number, because the mean of its divisors is an integer number (104220103050).

Almost surely, 2^655097790556 is an apocalyptic number.

It is an amenable number.

655097790556 is a deficient number, since it is larger than the sum of its proper divisors (595543446044).

655097790556 is a wasteful number, since it uses less digits than its factorization.

655097790556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14888586164 (or 14888586162 counting only the distinct ones).

The product of its (nonzero) digits is 89302500, while the sum is 64.

The spelling of 655097790556 in words is "six hundred fifty-five billion, ninety-seven million, seven hundred ninety thousand, five hundred fifty-six".