6756749249138 has 64 divisors (see below), whose sum is σ = 12082862389248. Its totient is φ = 2772770088960.

The previous prime is 6756749249099. The next prime is 6756749249149. The reversal of 6756749249138 is 8319429476576.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 195191120 + ... + 195225732.

It is an arithmetic number, because the mean of its divisors is an integer number (188794724832).

Almost surely, 2^{6756749249138} is an apocalyptic number.

6756749249138 is a deficient number, since it is larger than the sum of its proper divisors (5326113140110).

6756749249138 is a wasteful number, since it uses less digits than its factorization.

6756749249138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39387.

The product of its digits is 548674560, while the sum is 71.

The spelling of 6756749249138 in words is "six trillion, seven hundred fifty-six billion, seven hundred forty-nine million, two hundred forty-nine thousand, one hundred thirty-eight".