11887334190 has 48 divisors (see below), whose sum is σ = 30977575200. Its totient is φ = 3162724416.

The previous prime is 11887334177. The next prime is 11887334203. The reversal of 11887334190 is 9143378811.

It is an interprime number because it is at equal distance from previous prime (11887334177) and next prime (11887334203).

It is a super-2 number, since 2×11887334190² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 110925 + ... + 189944.

It is an arithmetic number, because the mean of its divisors is an integer number (645366150).

Almost surely, 2^11887334190 is an apocalyptic number.

11887334190 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11887334190 is an abundant number, since it is smaller than the sum of its proper divisors (19090241010).

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

11887334190 is a wasteful number, since it uses less digits than its factorization.

11887334190 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301321 (or 301318 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 45.

The spelling of 11887334190 in words is "eleven billion, eight hundred eighty-seven million, three hundred thirty-four thousand, one hundred ninety".