2463663712981 has 8 divisors (see below), whose sum is σ = 2513291702528. Its totient is φ = 2414333790000.

The previous prime is 2463663712967. The next prime is 2463663712987. The reversal of 2463663712981 is 1892173663642.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2463663712981 - 2²⁷ = 2463529495253 is a prime.

It is a super-2 number, since 2×2463663712981² (a number of 26 digits) 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 (2463663712987) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74499945 + ... + 74533006.

It is an arithmetic number, because the mean of its divisors is an integer number (314161462816).

Almost surely, 2^{2463663712981} is an apocalyptic number.

It is an amenable number.

2463663712981 is a deficient number, since it is larger than the sum of its proper divisors (49627989547).

2463663712981 is a wasteful number, since it uses less digits than its factorization.

2463663712981 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149033283.

The product of its digits is 15676416, while the sum is 58.

The spelling of 2463663712981 in words is "two trillion, four hundred sixty-three billion, six hundred sixty-three million, seven hundred twelve thousand, nine hundred eighty-one".