11137485550 has 48 divisors (see below), whose sum is σ = 22010019840. Its totient is φ = 4181038560.

The previous prime is 11137485521. The next prime is 11137485563. The reversal of 11137485550 is 5558473111.

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 46867 + ... + 156433.

It is an arithmetic number, because the mean of its divisors is an integer number (458542080).

Almost surely, 2^11137485550 is an apocalyptic number.

11137485550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11137485550 is a deficient number, since it is larger than the sum of its proper divisors (10872534290).

11137485550 is a wasteful number, since it uses less digits than its factorization.

11137485550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109705 (or 109700 counting only the distinct ones).

The product of its (nonzero) digits is 84000, while the sum is 40.

The spelling of 11137485550 in words is "eleven billion, one hundred thirty-seven million, four hundred eighty-five thousand, five hundred fifty".