11449669500 has 288 divisors, whose sum is σ = 37452227904. Its totient is φ = 2942784000.

The previous prime is 11449669459. The next prime is 11449669501. The reversal of 11449669500 is 596694411.

It is a happy number.

11449669500 is a `hidden beast` number, since 11 + 44 + 96 + 6 + 9 + 500 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11449669501) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 14548107 + ... + 14548893.

It is an arithmetic number, because the mean of its divisors is an integer number (130042458).

Almost surely, 2^11449669500 is an apocalyptic number.

11449669500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11449669500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18726113952).

11449669500 is an abundant number, since it is smaller than the sum of its proper divisors (26002558404).

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

11449669500 is a wasteful number, since it uses less digits than its factorization.

11449669500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 926 (or 911 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 45.

The spelling of 11449669500 in words is "eleven billion, four hundred forty-nine million, six hundred sixty-nine thousand, five hundred".