655045654 has 16 divisors (see below), whose sum is σ = 992938176. Its totient is φ = 324073800.

The previous prime is 655045631. The next prime is 655045663. The reversal of 655045654 is 456540556.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 275089 + ... + 277459.

It is an arithmetic number, because the mean of its divisors is an integer number (62058636).

Almost surely, 2^655045654 is an apocalyptic number.

655045654 is a deficient number, since it is larger than the sum of its proper divisors (337892522).

655045654 is a wasteful number, since it uses less digits than its factorization.

655045654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3771.

The product of its (nonzero) digits is 360000, while the sum is 40.

The square root of 655045654 is about 25593.8596932936. The cubic root of 655045654 is about 868.4747371182.

The spelling of 655045654 in words is "six hundred fifty-five million, forty-five thousand, six hundred fifty-four".