11023540590920 has 256 divisors, whose sum is σ = 29466231943680. Its totient is φ = 3658744627200.

The previous prime is 11023540590857. The next prime is 11023540591031. The reversal of 11023540590920 is 2909504532011.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 655257629 + ... + 655274451.

It is an arithmetic number, because the mean of its divisors is an integer number (115102468530).

Almost surely, 2^{11023540590920} is an apocalyptic number.

11023540590920 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 11023540590920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14733115971840).

11023540590920 is an abundant number, since it is smaller than the sum of its proper divisors (18442691352760).

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

11023540590920 is a wasteful number, since it uses less digits than its factorization.

11023540590920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18136 (or 18132 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 41.

The spelling of 11023540590920 in words is "eleven trillion, twenty-three billion, five hundred forty million, five hundred ninety thousand, nine hundred twenty".