40225321445550 has 96 divisors (see below), whose sum is σ = 106019628818400. Its totient is φ = 10058236047360.

The previous prime is 40225321445513. The next prime is 40225321445611. The reversal of 40225321445550 is 5554412352204.

It is a super-2 number, since 2×40225321445550² (a number of 28 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 47 ways as a sum of consecutive naturals, for example, 28634935 + ... + 30006834.

It is an arithmetic number, because the mean of its divisors is an integer number (1104371133525).

Almost surely, 2^{40225321445550} is an apocalyptic number.

40225321445550 is an abundant number, since it is smaller than the sum of its proper divisors (65794307372850).

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

40225321445550 is a wasteful number, since it uses less digits than its factorization.

40225321445550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58642070 (or 58642065 counting only the distinct ones).

The product of its (nonzero) digits is 960000, while the sum is 42.

Adding to 40225321445550 its reverse (5554412352204), we get a palindrome (45779733797754).

The spelling of 40225321445550 in words is "forty trillion, two hundred twenty-five billion, three hundred twenty-one million, four hundred forty-five thousand, five hundred fifty".