655903662 has 64 divisors (see below), whose sum is σ = 1378944000. Its totient is φ = 207792000.

The previous prime is 655903631. The next prime is 655903667. The reversal of 655903662 is 266309556.

655903662 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×655903662² = 860419227650020488, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (655903667) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2613037 + ... + 2613287.

It is an arithmetic number, because the mean of its divisors is an integer number (21546000).

Almost surely, 2^655903662 is an apocalyptic number.

655903662 is an abundant number, since it is smaller than the sum of its proper divisors (723040338).

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

655903662 is a wasteful number, since it uses less digits than its factorization.

655903662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 521.

The product of its (nonzero) digits is 291600, while the sum is 42.

The square root of 655903662 is about 25610.6161971945. The cubic root of 655903662 is about 868.8537606550.

The spelling of 655903662 in words is "six hundred fifty-five million, nine hundred three thousand, six hundred sixty-two".