11542054524 has 192 divisors, whose sum is σ = 36620451840. Its totient is φ = 2732071680.

The previous prime is 11542054499. The next prime is 11542054543. The reversal of 11542054524 is 42545024511.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

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, 942867 + ... + 955029.

It is an arithmetic number, because the mean of its divisors is an integer number (190731520).

Almost surely, 2^11542054524 is an apocalyptic number.

11542054524 is a gapful number since it is divisible by the number (14) 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 11542054524, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18310225920).

11542054524 is an abundant number, since it is smaller than the sum of its proper divisors (25078397316).

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

11542054524 is a wasteful number, since it uses less digits than its factorization.

11542054524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12280 (or 12278 counting only the distinct ones).

The product of its (nonzero) digits is 32000, while the sum is 33.

The spelling of 11542054524 in words is "eleven billion, five hundred forty-two million, fifty-four thousand, five hundred twenty-four".