11342143504 has 40 divisors (see below), whose sum is σ = 23385110400. Its totient is φ = 5310632448.

The previous prime is 11342143493. The next prime is 11342143511. The reversal of 11342143504 is 40534124311.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50644 + ... + 158899.

It is an arithmetic number, because the mean of its divisors is an integer number (584627760).

Almost surely, 2^11342143504 is an apocalyptic number.

It is an amenable number.

11342143504 is an abundant number, since it is smaller than the sum of its proper divisors (12042966896).

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

11342143504 is a wasteful number, since it uses less digits than its factorization.

11342143504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209767 (or 209761 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

Adding to 11342143504 its reverse (40534124311), we get a palindrome (51876267815).

It can be divided in two parts, 11342 and 143504, that added together give a triangular number (154846 = T₅₅₆).

The spelling of 11342143504 in words is "eleven billion, three hundred forty-two million, one hundred forty-three thousand, five hundred four".