11489674560 has 672 divisors, whose sum is σ = 46122043392. Its totient is φ = 2372198400.

The previous prime is 11489674549. The next prime is 11489674561. The reversal of 11489674560 is 6547698411.

It is a tau number, because it is divible by the number of its divisors (672).

It is a super-2 number, since 2×11489674560² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11489674561) 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, 76090485 + ... + 76090635.

Almost surely, 2^11489674560 is an apocalyptic number.

11489674560 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 11489674560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23061021696).

11489674560 is an abundant number, since it is smaller than the sum of its proper divisors (34632368832).

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

11489674560 is a wasteful number, since it uses less digits than its factorization.

11489674560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271 (or 248 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 51.

The spelling of 11489674560 in words is "eleven billion, four hundred eighty-nine million, six hundred seventy-four thousand, five hundred sixty".