11298735952 has 90 divisors (see below), whose sum is σ = 25722349758. Its totient is φ = 4793935104.

The previous prime is 11298735949. The next prime is 11298735953. The reversal of 11298735952 is 25953789211.

It can be written as a sum of positive squares in 3 ways, for example, as 1013530896 + 10285205056 = 31836^2 + 101416^2 .

It is a super-2 number, since 2×11298735952² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11298735952.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11298735953) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 9314098 + ... + 9315310.

Almost surely, 2^11298735952 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11298735952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12861174879).

11298735952 is an abundant number, since it is smaller than the sum of its proper divisors (14423613806).

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

11298735952 is a wasteful number, since it uses less digits than its factorization.

11298735952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1453 (or 1331 counting only the distinct ones).

The product of its digits is 1360800, while the sum is 52.

The spelling of 11298735952 in words is "eleven billion, two hundred ninety-eight million, seven hundred thirty-five thousand, nine hundred fifty-two".