40222755544 has 8 divisors (see below), whose sum is σ = 75417666660. Its totient is φ = 20111377768.

The previous prime is 40222755541. The next prime is 40222755577. The reversal of 40222755544 is 44555722204.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 40222755497 and 40222755506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40222755541) 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 as a sum of consecutive naturals, namely, 2513922214 + ... + 2513922229.

Almost surely, 2^40222755544 is an apocalyptic number.

It is an amenable number.

40222755544 is a deficient number, since it is larger than the sum of its proper divisors (35194911116).

40222755544 is a wasteful number, since it uses less digits than its factorization.

40222755544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5027844449 (or 5027844445 counting only the distinct ones).

The product of its (nonzero) digits is 448000, while the sum is 40.

The spelling of 40222755544 in words is "forty billion, two hundred twenty-two million, seven hundred fifty-five thousand, five hundred forty-four".