655667122 has 16 divisors (see below), whose sum is σ = 1075485600. Its totient is φ = 297315040.

The previous prime is 655667107. The next prime is 655667123. The reversal of 655667122 is 221766556.

It is not an unprimeable number, because it can be changed into a prime (655667123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26347 + ... + 44782.

It is an arithmetic number, because the mean of its divisors is an integer number (67217850).

Almost surely, 2^655667122 is an apocalyptic number.

655667122 is a deficient number, since it is larger than the sum of its proper divisors (419818478).

655667122 is a wasteful number, since it uses less digits than its factorization.

655667122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71561.

The product of its digits is 151200, while the sum is 40.

The square root of 655667122 is about 25605.9977739591. The cubic root of 655667122 is about 868.7493025407.

The spelling of 655667122 in words is "six hundred fifty-five million, six hundred sixty-seven thousand, one hundred twenty-two".