11061397600 has 144 divisors (see below), whose sum is σ = 29673725760. Its totient is φ = 3992947200.

The previous prime is 11061397583. The next prime is 11061397603. The reversal of 11061397600 is 679316011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11061397603) 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, 1218679 + ... + 1227721.

It is an arithmetic number, because the mean of its divisors is an integer number (206067540).

Almost surely, 2^11061397600 is an apocalyptic number.

11061397600 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 11061397600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14836862880).

11061397600 is an abundant number, since it is smaller than the sum of its proper divisors (18612328160).

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

11061397600 is a wasteful number, since it uses less digits than its factorization.

11061397600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9213 (or 9200 counting only the distinct ones).

The product of its (nonzero) digits is 6804, while the sum is 34.

The spelling of 11061397600 in words is "eleven billion, sixty-one million, three hundred ninety-seven thousand, six hundred".