2532561966 has 48 divisors (see below), whose sum is σ = 5990128560. Its totient is φ = 766920960.

The previous prime is 2532561953. The next prime is 2532561979. The reversal of 2532561966 is 6691652352.

2532561966 is a `hidden beast` number, since 2 + 5 + 3 + 25 + 619 + 6 + 6 = 666.

It is an interprime number because it is at equal distance from previous prime (2532561953) and next prime (2532561979).

It is a super-3 number, since 3×2532561966³ (a number of 29 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 367440 + ... + 374268.

It is an arithmetic number, because the mean of its divisors is an integer number (124794345).

Almost surely, 2^2532561966 is an apocalyptic number.

2532561966 is an abundant number, since it is smaller than the sum of its proper divisors (3457566594).

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

2532561966 is a wasteful number, since it uses less digits than its factorization.

2532561966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8721 (or 8718 counting only the distinct ones).

The product of its digits is 583200, while the sum is 45.

The square root of 2532561966 is about 50324.5662276388. The cubic root of 2532561966 is about 1363.0758607893.

The spelling of 2532561966 in words is "two billion, five hundred thirty-two million, five hundred sixty-one thousand, nine hundred sixty-six".