653040166 has 8 divisors (see below), whose sum is σ = 981017784. Its totient is φ = 326034240.

The previous prime is 653040163. The next prime is 653040187. The reversal of 653040166 is 661040356.

653040166 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×653040166² = 852922916818615112, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (653040163) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 241240 + ... + 243931.

It is an arithmetic number, because the mean of its divisors is an integer number (122627223).

Almost surely, 2^653040166 is an apocalyptic number.

653040166 is a deficient number, since it is larger than the sum of its proper divisors (327977618).

653040166 is a wasteful number, since it uses less digits than its factorization.

653040166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 485846.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 653040166 is about 25554.6505747975. The cubic root of 653040166 is about 867.5875235520.

The spelling of 653040166 in words is "six hundred fifty-three million, forty thousand, one hundred sixty-six".