40221245355502 has 32 divisors (see below), whose sum is σ = 61868404864800. Its totient is φ = 19605005849088.

The previous prime is 40221245355497. The next prime is 40221245355563. The reversal of 40221245355502 is 20555354212204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34603024 + ... + 35746492.

It is an arithmetic number, because the mean of its divisors is an integer number (1933387652025).

Almost surely, 2^{40221245355502} is an apocalyptic number.

40221245355502 is a deficient number, since it is larger than the sum of its proper divisors (21647159509298).

40221245355502 is a wasteful number, since it uses less digits than its factorization.

40221245355502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1146340.

The product of its (nonzero) digits is 480000, while the sum is 40.

Adding to 40221245355502 its reverse (20555354212204), we get a palindrome (60776599567706).

The spelling of 40221245355502 in words is "forty trillion, two hundred twenty-one billion, two hundred forty-five million, three hundred fifty-five thousand, five hundred two".