1106651664 has 60 divisors (see below), whose sum is σ = 3172643292. Its totient is φ = 359884800.

The previous prime is 1106651657. The next prime is 1106651681. The reversal of 1106651664 is 4661566011.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 235929600 + 870722064 = 15360^2 + 29508^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 87817 + ... + 99624.

Almost surely, 2^1106651664 is an apocalyptic number.

It is an amenable number.

1106651664 is an abundant number, since it is smaller than the sum of its proper divisors (2065991628).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1106651664 is a wasteful number, since it uses less digits than its factorization.

1106651664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187496 (or 187487 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 1106651664 is about 33266.3743741334. The cubic root of 1106651664 is about 1034.3566568295.

The spelling of 1106651664 in words is "one billion, one hundred six million, six hundred fifty-one thousand, six hundred sixty-four".