11236516542 has 12 divisors (see below), whose sum is σ = 24345785880. Its totient is φ = 3745505508.

The previous prime is 11236516541. The next prime is 11236516561. The reversal of 11236516542 is 24561563211.

It is a junction number, because it is equal to n+sod(n) for n = 11236516497 and 11236516506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11236516541) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 312125442 + ... + 312125477.

It is an arithmetic number, because the mean of its divisors is an integer number (2028815490).

Almost surely, 2^11236516542 is an apocalyptic number.

11236516542 is an abundant number, since it is smaller than the sum of its proper divisors (13109269338).

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

11236516542 is a wasteful number, since it uses less digits than its factorization.

11236516542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 624250927 (or 624250924 counting only the distinct ones).

The product of its digits is 43200, while the sum is 36.

The spelling of 11236516542 in words is "eleven billion, two hundred thirty-six million, five hundred sixteen thousand, five hundred forty-two".