11155160642 has 24 divisors (see below), whose sum is σ = 17682466032. Its totient is φ = 5277231000.

The previous prime is 11155160603. The next prime is 11155160647. The reversal of 11155160642 is 24606155111.

It is a junction number, because it is equal to n+sod(n) for n = 11155160599 and 11155160608.

It is not an unprimeable number, because it can be changed into a prime (11155160647) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 576017 + ... + 595067.

It is an arithmetic number, because the mean of its divisors is an integer number (736769418).

Almost surely, 2^11155160642 is an apocalyptic number.

11155160642 is a deficient number, since it is larger than the sum of its proper divisors (6527305390).

11155160642 is a wasteful number, since it uses less digits than its factorization.

11155160642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19902 (or 19883 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 32.

The spelling of 11155160642 in words is "eleven billion, one hundred fifty-five million, one hundred sixty thousand, six hundred forty-two".