11142523504 has 20 divisors (see below), whose sum is σ = 24672730864. Its totient is φ = 4775367168.

The previous prime is 11142523487. The next prime is 11142523523. The reversal of 11142523504 is 40532524111.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49743297 + ... + 49743520.

Almost surely, 2^11142523504 is an apocalyptic number.

11142523504 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

11142523504 is an abundant number, since it is smaller than the sum of its proper divisors (13530207360).

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

11142523504 is an equidigital number, since it uses as much as digits as its factorization.

11142523504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99486832 (or 99486826 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 28.

The spelling of 11142523504 in words is "eleven billion, one hundred forty-two million, five hundred twenty-three thousand, five hundred four".