11099999950 has 24 divisors (see below), whose sum is σ = 22234155048. Its totient is φ = 4098461280.

The previous prime is 11099999863. The next prime is 11099999959. The reversal of 11099999950 is 5999999011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11099999959) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8537812 + ... + 8539111.

It is an arithmetic number, because the mean of its divisors is an integer number (926423127).

Almost surely, 2^11099999950 is an apocalyptic number.

11099999950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11099999950 is an abundant number, since it is smaller than the sum of its proper divisors (11134155098).

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

11099999950 is a wasteful number, since it uses less digits than its factorization.

11099999950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17076948 (or 17076943 counting only the distinct ones).

The product of its (nonzero) digits is 2657205, while the sum is 61.

The spelling of 11099999950 in words is "eleven billion, ninety-nine million, nine hundred ninety-nine thousand, nine hundred fifty".