22036439424 has 64 divisors (see below), whose sum is σ = 59081451840. Its totient is φ = 7276816896.

The previous prime is 22036439387. The next prime is 22036439429. The reversal of 22036439424 is 42493463022.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22036439429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 227074 + ... + 309249.

It is an arithmetic number, because the mean of its divisors is an integer number (923147685).

Almost surely, 2^22036439424 is an apocalyptic number.

22036439424 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

22036439424 is an abundant number, since it is smaller than the sum of its proper divisors (37045012416).

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

22036439424 is a wasteful number, since it uses less digits than its factorization.

22036439424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 536447 (or 536435 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 39.

The spelling of 22036439424 in words is "twenty-two billion, thirty-six million, four hundred thirty-nine thousand, four hundred twenty-four".