40225540768 has 48 divisors (see below), whose sum is σ = 90521020800. Its totient is φ = 17236935936.

The previous prime is 40225540757. The next prime is 40225540801. The reversal of 40225540768 is 86704552204.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2757558 + ... + 2772106.

It is an arithmetic number, because the mean of its divisors is an integer number (1885854600).

Almost surely, 2^40225540768 is an apocalyptic number.

It is an amenable number.

40225540768 is an abundant number, since it is smaller than the sum of its proper divisors (50295480032).

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

40225540768 is a wasteful number, since it uses less digits than its factorization.

40225540768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26909 (or 26901 counting only the distinct ones).

The product of its (nonzero) digits is 537600, while the sum is 43.

The spelling of 40225540768 in words is "forty billion, two hundred twenty-five million, five hundred forty thousand, seven hundred sixty-eight".