655543224032 has 24 divisors (see below), whose sum is σ = 1290626045856. Its totient is φ = 327765180672.

The previous prime is 655543224029. The next prime is 655543224079. The reversal of 655543224032 is 230422345556.

It is a super-3 number, since 3×655543224032³ (a number of 36 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1745348 + ... + 2087420.

It is an arithmetic number, because the mean of its divisors is an integer number (53776085244).

Almost surely, 2^655543224032 is an apocalyptic number.

It is an amenable number.

655543224032 is a deficient number, since it is larger than the sum of its proper divisors (635082821824).

655543224032 is a wasteful number, since it uses less digits than its factorization.

655543224032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401970 (or 401962 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 41.

Adding to 655543224032 its reverse (230422345556), we get a palindrome (885965569588).

The spelling of 655543224032 in words is "six hundred fifty-five billion, five hundred forty-three million, two hundred twenty-four thousand, thirty-two".