1006600651 has 16 divisors (see below), whose sum is σ = 1250997696. Its totient is φ = 790096896.

The previous prime is 1006600607. The next prime is 1006600663. The reversal of 1006600651 is 1560066001.

It is not a de Polignac number, because 1006600651 - 2⁷ = 1006600523 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1006600691) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 109906 + ... + 118711.

It is an arithmetic number, because the mean of its divisors is an integer number (78187356).

Almost surely, 2^1006600651 is an apocalyptic number.

1006600651 is a deficient number, since it is larger than the sum of its proper divisors (244397045).

1006600651 is a wasteful number, since it uses less digits than its factorization.

1006600651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228678.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 1006600651 is about 31726.9704037432. The cubic root of 1006600651 is about 1002.1953937193.

Adding to 1006600651 its reverse (1560066001), we get a palindrome (2566666652).

The spelling of 1006600651 in words is "one billion, six million, six hundred thousand, six hundred fifty-one".