11054523540 has 96 divisors (see below), whose sum is σ = 31241992320. Its totient is φ = 2920444416.

The previous prime is 11054523503. The next prime is 11054523541. The reversal of 11054523540 is 4532545011.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 11054523498 and 11054523507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11054523541) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3184926 + ... + 3188394.

It is an arithmetic number, because the mean of its divisors is an integer number (325437420).

Almost surely, 2^11054523540 is an apocalyptic number.

11054523540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11054523540 is an abundant number, since it is smaller than the sum of its proper divisors (20187468780).

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

11054523540 is a wasteful number, since it uses less digits than its factorization.

11054523540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3961 (or 3959 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

The spelling of 11054523540 in words is "eleven billion, fifty-four million, five hundred twenty-three thousand, five hundred forty".