11867933390 has 32 divisors (see below), whose sum is σ = 22183138656. Its totient is φ = 4567933440.

The previous prime is 11867933381. The next prime is 11867933401. The reversal of 11867933390 is 9333976811.

It is a Smith number, since the sum of its digits (50) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 168332 + ... + 228191.

It is an arithmetic number, because the mean of its divisors is an integer number (693223083).

Almost surely, 2^11867933390 is an apocalyptic number.

11867933390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11867933390 is a deficient number, since it is larger than the sum of its proper divisors (10315205266).

11867933390 is a wasteful number, since it uses less digits than its factorization.

11867933390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 396644.

The product of its (nonzero) digits is 734832, while the sum is 50.

The spelling of 11867933390 in words is "eleven billion, eight hundred sixty-seven million, nine hundred thirty-three thousand, three hundred ninety".