1206675664 has 10 divisors (see below), whose sum is σ = 2337934130. Its totient is φ = 603337824.

The previous prime is 1206675653. The next prime is 1206675667. The reversal of 1206675664 is 4665766021.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1204090000 + 2585664 = 34700^2 + 1608^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1206675664.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1206675667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37708599 + ... + 37708630.

It is an arithmetic number, because the mean of its divisors is an integer number (233793413).

Almost surely, 2^1206675664 is an apocalyptic number.

It is an amenable number.

1206675664 is a deficient number, since it is larger than the sum of its proper divisors (1131258466).

1206675664 is an equidigital number, since it uses as much as digits as its factorization.

1206675664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75417237 (or 75417231 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 43.

The square root of 1206675664 is about 34737.2374261397. The cubic root of 1206675664 is about 1064.6254684557.

The spelling of 1206675664 in words is "one billion, two hundred six million, six hundred seventy-five thousand, six hundred sixty-four".