6780040024 has 16 divisors (see below), whose sum is σ = 12714667200. Its totient is φ = 3389462112.

The previous prime is 6780040021. The next prime is 6780040051. The reversal of 6780040024 is 4200400876.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6780040021) 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, 15619 + ... + 117490.

It is an arithmetic number, because the mean of its divisors is an integer number (794666700).

Almost surely, 2^6780040024 is an apocalyptic number.

It is an amenable number.

6780040024 is a deficient number, since it is larger than the sum of its proper divisors (5934627176).

6780040024 is a wasteful number, since it uses less digits than its factorization.

6780040024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139482 (or 139478 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 31.

The square root of 6780040024 is about 82340.9984394166. The cubic root of 6780040024 is about 1892.6809860260.

The spelling of 6780040024 in words is "six billion, seven hundred eighty million, forty thousand, twenty-four".