2382543081 has 48 divisors (see below), whose sum is σ = 3691104768. Its totient is φ = 1475712000.

The previous prime is 2382543071. The next prime is 2382543089. The reversal of 2382543081 is 1803452832.

2382543081 is a `hidden beast` number, since 2 + 38 + 2 + 543 + 0 + 81 = 666.

It is not a de Polignac number, because 2382543081 - 2⁶ = 2382543017 is a prime.

It is a super-2 number, since 2×2382543081² = 11353023065641945122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2382543089) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6491760 + ... + 6492126.

It is an arithmetic number, because the mean of its divisors is an integer number (76898016).

Almost surely, 2^2382543081 is an apocalyptic number.

It is an amenable number.

2382543081 is a deficient number, since it is larger than the sum of its proper divisors (1308561687).

2382543081 is a wasteful number, since it uses less digits than its factorization.

2382543081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 822 (or 819 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 36.

The square root of 2382543081 is about 48811.3007509532. The cubic root of 2382543081 is about 1335.6118207299.

The spelling of 2382543081 in words is "two billion, three hundred eighty-two million, five hundred forty-three thousand, eighty-one".