11114312550 has 48 divisors (see below), whose sum is σ = 30069271872. Its totient is φ = 2694378400.

The previous prime is 11114312519. The next prime is 11114312557. The reversal of 11114312550 is 5521341111.

It is a self number, because there is not a number n which added to its sum of digits gives 11114312550.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11114312557) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3366324 + ... + 3369623.

It is an arithmetic number, because the mean of its divisors is an integer number (626443164).

Almost surely, 2^11114312550 is an apocalyptic number.

11114312550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11114312550 is an abundant number, since it is smaller than the sum of its proper divisors (18954959322).

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

11114312550 is a wasteful number, since it uses less digits than its factorization.

11114312550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6735973 (or 6735968 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 24.

Adding to 11114312550 its reverse (5521341111), we get a palindrome (16635653661).

The spelling of 11114312550 in words is "eleven billion, one hundred fourteen million, three hundred twelve thousand, five hundred fifty".