11780882442 has 24 divisors (see below), whose sum is σ = 29171709216. Its totient is φ = 3365966376.

The previous prime is 11780882441. The next prime is 11780882447. The reversal of 11780882442 is 24428808711.

It is a super-2 number, since 2×11780882442² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11780882441) 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, 46749408 + ... + 46749659.

It is an arithmetic number, because the mean of its divisors is an integer number (1215487884).

Almost surely, 2^11780882442 is an apocalyptic number.

11780882442 is an abundant number, since it is smaller than the sum of its proper divisors (17390826774).

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

11780882442 is a wasteful number, since it uses less digits than its factorization.

11780882442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93499082 (or 93499079 counting only the distinct ones).

The product of its (nonzero) digits is 229376, while the sum is 45.

The spelling of 11780882442 in words is "eleven billion, seven hundred eighty million, eight hundred eighty-two thousand, four hundred forty-two".