2152012506 has 32 divisors (see below), whose sum is σ = 4964023680. Its totient is φ = 609218496.

The previous prime is 2152012493. The next prime is 2152012517. The reversal of 2152012506 is 6052102512.

It is a happy number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 230461 + ... + 239616.

It is an arithmetic number, because the mean of its divisors is an integer number (155125740).

Almost surely, 2^2152012506 is an apocalyptic number.

2152012506 is an abundant number, since it is smaller than the sum of its proper divisors (2812011174).

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

2152012506 is a wasteful number, since it uses less digits than its factorization.

2152012506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 470198.

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 2152012506 is about 46389.7888117633. The cubic root of 2152012506 is about 1291.0654631175.

The spelling of 2152012506 in words is "two billion, one hundred fifty-two million, twelve thousand, five hundred six".