1659496074 has 16 divisors (see below), whose sum is σ = 3399943680. Its totient is φ = 539673440.

The previous prime is 1659496057. The next prime is 1659496093. The reversal of 1659496074 is 4706949561.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3372714 + ... + 3373205.

It is an arithmetic number, because the mean of its divisors is an integer number (212496480).

Almost surely, 2^1659496074 is an apocalyptic number.

1659496074 is an abundant number, since it is smaller than the sum of its proper divisors (1740447606).

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

1659496074 is a wasteful number, since it uses less digits than its factorization.

1659496074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6745965.

The product of its (nonzero) digits is 1632960, while the sum is 51.

The square root of 1659496074 is about 40736.9129169111. The cubic root of 1659496074 is about 1183.9283216324.

The spelling of 1659496074 in words is "one billion, six hundred fifty-nine million, four hundred ninety-six thousand, seventy-four".