11172290067890 has 32 divisors (see below), whose sum is σ = 23043637918080. Its totient is φ = 3820392584064.

The previous prime is 11172290067767. The next prime is 11172290067947. The reversal of 11172290067890 is 9876009227111.

It is a super-2 number, since 2×11172290067890² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 210533027 + ... + 210586086.

It is an arithmetic number, because the mean of its divisors is an integer number (720113684940).

Almost surely, 2^{11172290067890} is an apocalyptic number.

11172290067890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11172290067890 is an abundant number, since it is smaller than the sum of its proper divisors (11871347850190).

11172290067890 is a wasteful number, since it uses less digits than its factorization.

11172290067890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 421119506.

The product of its (nonzero) digits is 762048, while the sum is 53.

The spelling of 11172290067890 in words is "eleven trillion, one hundred seventy-two billion, two hundred ninety million, sixty-seven thousand, eight hundred ninety".