1665325002 has 32 divisors (see below), whose sum is σ = 3655217664. Its totient is φ = 501618800.

The previous prime is 1665324967. The next prime is 1665325007. The reversal of 1665325002 is 2005235661.

1665325002 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (1665325007) 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, 64524 + ... + 86567.

It is an arithmetic number, because the mean of its divisors is an integer number (114225552).

Almost surely, 2^1665325002 is an apocalyptic number.

1665325002 is an abundant number, since it is smaller than the sum of its proper divisors (1989892662).

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

1665325002 is a wasteful number, since it uses less digits than its factorization.

1665325002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151274.

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 1665325002 is about 40808.3937689295. The cubic root of 1665325002 is about 1185.3128722187.

The spelling of 1665325002 in words is "one billion, six hundred sixty-five million, three hundred twenty-five thousand, two".