11402042320 has 40 divisors (see below), whose sum is σ = 26767143936. Its totient is φ = 4516533888.

The previous prime is 11402042279. The next prime is 11402042357. The reversal of 11402042320 is 2324020411.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 683632 + ... + 700111.

Almost surely, 2^11402042320 is an apocalyptic number.

11402042320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11402042320 is an abundant number, since it is smaller than the sum of its proper divisors (15365101616).

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

11402042320 is a wasteful number, since it uses less digits than its factorization.

11402042320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1383859 (or 1383853 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 11402042320 its reverse (2324020411), we get a palindrome (13726062731).

The spelling of 11402042320 in words is "eleven billion, four hundred two million, forty-two thousand, three hundred twenty".