7213222782054 has 12 divisors (see below), whose sum is σ = 15628649361156. Its totient is φ = 2404407594012.

The previous prime is 7213222782043. The next prime is 7213222782083. The reversal of 7213222782054 is 4502872223127.

7213222782054 is a `hidden beast` number, since 7 + 2 + 1 + 322 + 278 + 2 + 0 + 54 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 200367299484 + ... + 200367299519.

It is an arithmetic number, because the mean of its divisors is an integer number (1302387446763).

Almost surely, 2^{7213222782054} is an apocalyptic number.

7213222782054 is an abundant number, since it is smaller than the sum of its proper divisors (8415426579102).

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

7213222782054 is a wasteful number, since it uses less digits than its factorization.

7213222782054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400734599011 (or 400734599008 counting only the distinct ones).

The product of its (nonzero) digits is 752640, while the sum is 45.

The spelling of 7213222782054 in words is "seven trillion, two hundred thirteen billion, two hundred twenty-two million, seven hundred eighty-two thousand, fifty-four".