802221062542 has 16 divisors (see below), whose sum is σ = 1204992225360. Its totient is φ = 400557339072.

The previous prime is 802221062509. The next prime is 802221062597. The reversal of 802221062542 is 245260122208.

It is a junction number, because it is equal to n+sod(n) for n = 802221062498 and 802221062507.

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, 4560658 + ... + 4733290.

It is an arithmetic number, because the mean of its divisors is an integer number (75312014085).

Almost surely, 2^802221062542 is an apocalyptic number.

802221062542 is a deficient number, since it is larger than the sum of its proper divisors (402771162818).

802221062542 is a wasteful number, since it uses less digits than its factorization.

802221062542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175827.

The product of its (nonzero) digits is 30720, while the sum is 34.

The spelling of 802221062542 in words is "eight hundred two billion, two hundred twenty-one million, sixty-two thousand, five hundred forty-two".