11346667890 has 64 divisors (see below), whose sum is σ = 28350812160. Its totient is φ = 2902798080.

The previous prime is 11346667883. The next prime is 11346667909. The reversal of 11346667890 is 9876664311.

It is a happy number.

It is a Curzon number.

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, 95055 + ... + 178125.

It is an arithmetic number, because the mean of its divisors is an integer number (442981440).

Almost surely, 2^11346667890 is an apocalyptic number.

11346667890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 11346667890, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14175406080).

11346667890 is an abundant number, since it is smaller than the sum of its proper divisors (17004144270).

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

11346667890 is a wasteful number, since it uses less digits than its factorization.

11346667890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83267.

The product of its (nonzero) digits is 1306368, while the sum is 51.

The spelling of 11346667890 in words is "eleven billion, three hundred forty-six million, six hundred sixty-seven thousand, eight hundred ninety".