11420001916 has 24 divisors (see below), whose sum is σ = 20083951440. Its totient is φ = 5681760000.

The previous prime is 11420001911. The next prime is 11420001949. The reversal of 11420001916 is 61910002411.

It is a super-2 number, since 2×11420001916² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11420001911) by changing a digit.

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, 2563491 + ... + 2567941.

It is an arithmetic number, because the mean of its divisors is an integer number (836831310).

Almost surely, 2^11420001916 is an apocalyptic number.

It is an amenable number.

11420001916 is a deficient number, since it is larger than the sum of its proper divisors (8663949524).

11420001916 is a wasteful number, since it uses less digits than its factorization.

11420001916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7485 (or 7483 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 25.

The spelling of 11420001916 in words is "eleven billion, four hundred twenty million, one thousand, nine hundred sixteen".