11244577890 has 64 divisors (see below), whose sum is σ = 33214761216. Its totient is φ = 2372481792.

The previous prime is 11244577871. The next prime is 11244577919. The reversal of 11244577890 is 9877544211.

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, 2056717 + ... + 2062176.

It is an arithmetic number, because the mean of its divisors is an integer number (518980644).

Almost surely, 2^11244577890 is an apocalyptic number.

11244577890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11244577890 is an abundant number, since it is smaller than the sum of its proper divisors (21970183326).

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

11244577890 is a wasteful number, since it uses less digits than its factorization.

11244577890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4118923.

The product of its (nonzero) digits is 564480, while the sum is 48.

The spelling of 11244577890 in words is "eleven billion, two hundred forty-four million, five hundred seventy-seven thousand, eight hundred ninety".