655351343153556 has 96 divisors (see below), whose sum is σ = 1752371534592000. Its totient is φ = 186732477283968.

The previous prime is 655351343153543. The next prime is 655351343153597.

655351343153556 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 655351343153556.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 356889010 + ... + 358720598.

It is an arithmetic number, because the mean of its divisors is an integer number (18253870152000).

Almost surely, 2^{655351343153556} is an apocalyptic number.

It is an amenable number.

655351343153556 is an abundant number, since it is smaller than the sum of its proper divisors (1097020191438444).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

655351343153556 is a wasteful number, since it uses less digits than its factorization.

655351343153556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1843221 (or 1843219 counting only the distinct ones).

The product of its digits is 182250000, while the sum is 60.

The spelling of 655351343153556 in words is "six hundred fifty-five trillion, three hundred fifty-one billion, three hundred forty-three million, one hundred fifty-three thousand, five hundred fifty-six".