2468993761 has 4 divisors (see below), whose sum is σ = 2658916372. Its totient is φ = 2279071152.

The previous prime is 2468993749. The next prime is 2468993773. The reversal of 2468993761 is 1673998642.

2468993761 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.

It is an interprime number because it is at equal distance from previous prime (2468993749) and next prime (2468993773).

It can be written as a sum of positive squares in 2 ways, for example, as 683508736 + 1785485025 = 26144^2 + 42255^2 .

It is a cyclic number.

It is not a de Polignac number, because 2468993761 - 2⁷ = 2468993633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2468993701) 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, 94961286 + ... + 94961311.

It is an arithmetic number, because the mean of its divisors is an integer number (664729093).

Almost surely, 2^2468993761 is an apocalyptic number.

It is an amenable number.

2468993761 is a deficient number, since it is larger than the sum of its proper divisors (189922611).

2468993761 is a wasteful number, since it uses less digits than its factorization.

2468993761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189922610.

The product of its digits is 3919104, while the sum is 55.

The square root of 2468993761 is about 49688.9702147267. The cubic root of 2468993761 is about 1351.5745252165.

The spelling of 2468993761 in words is "two billion, four hundred sixty-eight million, nine hundred ninety-three thousand, seven hundred sixty-one".