11364489400 has 144 divisors (see below), whose sum is σ = 29143837800. Its totient is φ = 4118188800.

The previous prime is 11364489379. The next prime is 11364489419. The reversal of 11364489400 is 498446311.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 9025971 + ... + 9027229.

Almost surely, 2^11364489400 is an apocalyptic number.

11364489400 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 11364489400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14571918900).

11364489400 is an abundant number, since it is smaller than the sum of its proper divisors (17779348400).

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

11364489400 is a wasteful number, since it uses less digits than its factorization.

11364489400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1670 (or 1650 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 40.

The spelling of 11364489400 in words is "eleven billion, three hundred sixty-four million, four hundred eighty-nine thousand, four hundred".