655601506 has 8 divisors (see below), whose sum is σ = 1123888320. Its totient is φ = 280972068.

The previous prime is 655601503. The next prime is 655601509. The reversal of 655601506 is 605106556.

It is an interprime number because it is at equal distance from previous prime (655601503) and next prime (655601509).

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

It is not an unprimeable number, because it can be changed into a prime (655601503) 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, 23414326 + ... + 23414353.

It is an arithmetic number, because the mean of its divisors is an integer number (140486040).

Almost surely, 2^655601506 is an apocalyptic number.

655601506 is a deficient number, since it is larger than the sum of its proper divisors (468286814).

655601506 is a wasteful number, since it uses less digits than its factorization.

655601506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46828688.

The product of its (nonzero) digits is 27000, while the sum is 34.

The square root of 655601506 is about 25604.7164795863. The cubic root of 655601506 is about 868.7203214953.

The spelling of 655601506 in words is "six hundred fifty-five million, six hundred one thousand, five hundred six".