6335438596690 has 64 divisors (see below), whose sum is σ = 14038245457920. Its totient is φ = 2010686166720.

The previous prime is 6335438596681. The next prime is 6335438596699. The reversal of 6335438596690 is 966958345336.

It is an interprime number because it is at equal distance from previous prime (6335438596681) and next prime (6335438596699).

It is a super-2 number, since 2×6335438596690² (a number of 26 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (67) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (6335438596699) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 63418720 + ... + 63518539.

It is an arithmetic number, because the mean of its divisors is an integer number (219347585280).

Almost surely, 2^{6335438596690} is an apocalyptic number.

6335438596690 is an abundant number, since it is smaller than the sum of its proper divisors (7702806861230).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6335438596690 is a wasteful number, since it uses less digits than its factorization.

6335438596690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126937327.

The product of its (nonzero) digits is 377913600, while the sum is 67.

The spelling of 6335438596690 in words is "six trillion, three hundred thirty-five billion, four hundred thirty-eight million, five hundred ninety-six thousand, six hundred ninety".