6690050578338 has 32 divisors (see below), whose sum is σ = 13512903363072. Its totient is φ = 2207884224000.

The previous prime is 6690050578333. The next prime is 6690050578391. The reversal of 6690050578338 is 8338750500966.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (6690050578331) 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, 31017295 + ... + 31232237.

It is an arithmetic number, because the mean of its divisors is an integer number (422278230096).

Almost surely, 2^{6690050578338} is an apocalyptic number.

6690050578338 is an abundant number, since it is smaller than the sum of its proper divisors (6822852784734).

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

6690050578338 is a wasteful number, since it uses less digits than its factorization.

6690050578338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266410.

The product of its (nonzero) digits is 32659200, while the sum is 60.

The spelling of 6690050578338 in words is "six trillion, six hundred ninety billion, fifty million, five hundred seventy-eight thousand, three hundred thirty-eight".