20220520804 has 24 divisors (see below), whose sum is σ = 38606819328. Its totient is φ = 9190191840.

The previous prime is 20220520787. The next prime is 20220520811. The reversal of 20220520804 is 40802502202.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 572317 + ... + 606619.

It is an arithmetic number, because the mean of its divisors is an integer number (1608617472).

Almost surely, 2^20220520804 is an apocalyptic number.

It is an amenable number.

20220520804 is a deficient number, since it is larger than the sum of its proper divisors (18386298524).

20220520804 is a wasteful number, since it uses less digits than its factorization.

20220520804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47715 (or 47713 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 25.

The spelling of 20220520804 in words is "twenty billion, two hundred twenty million, five hundred twenty thousand, eight hundred four".