22038767240 has 48 divisors (see below), whose sum is σ = 57683105100. Its totient is φ = 7556148096.

The previous prime is 22038767237. The next prime is 22038767263. The reversal of 22038767240 is 4276783022.

It can be written as a sum of positive squares in 2 ways, for example, as 21440573476 + 598193764 = 146426^2 + 24458^2 .

It is a super-2 number, since 2×22038767240² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5620175 + ... + 5624094.

Almost surely, 2^22038767240 is an apocalyptic number.

22038767240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22038767240 is an abundant number, since it is smaller than the sum of its proper divisors (35644337860).

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

22038767240 is a wasteful number, since it uses less digits than its factorization.

22038767240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11244294 (or 11244283 counting only the distinct ones).

The product of its (nonzero) digits is 225792, while the sum is 41.

The spelling of 22038767240 in words is "twenty-two billion, thirty-eight million, seven hundred sixty-seven thousand, two hundred forty".