40221240304 has 40 divisors (see below), whose sum is σ = 94300223328. Its totient is φ = 16223692800.

The previous prime is 40221240263. The next prime is 40221240347. The reversal of 40221240304 is 40304212204.

It is a happy number.

It is a super-2 number, since 2×40221240304² (a number of 22 digits) contains 22 as substring.

It is a congruent 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, 10560397 + ... + 10564204.

Almost surely, 2^40221240304 is an apocalyptic number.

It is an amenable number.

40221240304 is an abundant number, since it is smaller than the sum of its proper divisors (54078983024).

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

40221240304 is a wasteful number, since it uses less digits than its factorization.

40221240304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21124633 (or 21124627 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 40221240304 its reverse (40304212204), we get a palindrome (80525452508).

The spelling of 40221240304 in words is "forty billion, two hundred twenty-one million, two hundred forty thousand, three hundred four".