2468721213 has 16 divisors (see below), whose sum is σ = 4179845760. Its totient is φ = 1410697728.

The previous prime is 2468721209. The next prime is 2468721217. The reversal of 2468721213 is 3121278642.

It is a happy number.

2468721213 is a `hidden beast` number, since 2 + 468 + 72 + 121 + 3 = 666.

2468721213 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2468721209) and next prime (2468721217).

It is not a de Polignac number, because 2468721213 - 2² = 2468721209 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2468721217) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6530820 + ... + 6531197.

It is an arithmetic number, because the mean of its divisors is an integer number (261240360).

Almost surely, 2^2468721213 is an apocalyptic number.

It is an amenable number.

2468721213 is a deficient number, since it is larger than the sum of its proper divisors (1711124547).

2468721213 is a wasteful number, since it uses less digits than its factorization.

2468721213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13062033 (or 13062027 counting only the distinct ones).

The product of its digits is 32256, while the sum is 36.

The square root of 2468721213 is about 49686.2275988025. The cubic root of 2468721213 is about 1351.5247907194.

Adding to 2468721213 its reverse (3121278642), we get a palindrome (5589999855).

The spelling of 2468721213 in words is "two billion, four hundred sixty-eight million, seven hundred twenty-one thousand, two hundred thirteen".