40221007588 has 6 divisors (see below), whose sum is σ = 70386763286. Its totient is φ = 20110503792.

The previous prime is 40221007577. The next prime is 40221007637. The reversal of 40221007588 is 88570012204.

It can be written as a sum of positive squares in only one way, i.e., 29514552804 + 10706454784 = 171798^2 + 103472^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5027625945 + ... + 5027625952.

Almost surely, 2^40221007588 is an apocalyptic number.

It is an amenable number.

40221007588 is a deficient number, since it is larger than the sum of its proper divisors (30165755698).

40221007588 is a wasteful number, since it uses less digits than its factorization.

40221007588 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10055251901 (or 10055251899 counting only the distinct ones).

The product of its (nonzero) digits is 35840, while the sum is 37.

The spelling of 40221007588 in words is "forty billion, two hundred twenty-one million, seven thousand, five hundred eighty-eight".