2463676981 has 4 divisors (see below), whose sum is σ = 2543150464. Its totient is φ = 2384203500.

The previous prime is 2463676961. The next prime is 2463676987. The reversal of 2463676981 is 1896763642.

2463676981 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2463676981 - 2¹⁵ = 2463644213 is a prime.

It is a super-2 number, since 2×2463676981² = 12139408533418548722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2463676987) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39736695 + ... + 39736756.

It is an arithmetic number, because the mean of its divisors is an integer number (635787616).

Almost surely, 2^2463676981 is an apocalyptic number.

It is an amenable number.

2463676981 is a deficient number, since it is larger than the sum of its proper divisors (79473483).

2463676981 is an equidigital number, since it uses as much as digits as its factorization.

2463676981 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79473482.

The product of its digits is 2612736, while the sum is 52.

The square root of 2463676981 is about 49635.4407757199. The cubic root of 2463676981 is about 1350.6036588832.

The spelling of 2463676981 in words is "two billion, four hundred sixty-three million, six hundred seventy-six thousand, nine hundred eighty-one".