6529940701838 has 8 divisors (see below), whose sum is σ = 9794925897480. Its totient is φ = 3264965402680.

The previous prime is 6529940701819. The next prime is 6529940701853. The reversal of 6529940701838 is 8381070499256.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 513968 + ... + 3650211.

It is an arithmetic number, because the mean of its divisors is an integer number (1224365737185).

It is a 1-persistent number, because it is pandigital, but 2⋅6529940701838 = 13059881403676 is not.

Almost surely, 2^{6529940701838} is an apocalyptic number.

6529940701838 is a deficient number, since it is larger than the sum of its proper divisors (3264985195642).

6529940701838 is a wasteful number, since it uses less digits than its factorization.

6529940701838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4948242.

The product of its (nonzero) digits is 26127360, while the sum is 62.

The spelling of 6529940701838 in words is "six trillion, five hundred twenty-nine billion, nine hundred forty million, seven hundred one thousand, eight hundred thirty-eight".