20220566476 has 48 divisors (see below), whose sum is σ = 39544686720. Its totient is φ = 8967409920.

The previous prime is 20220566467. The next prime is 20220566503. The reversal of 20220566476 is 67466502202.

It is a super-2 number, since 2×20220566476² (a number of 21 digits) contains 22 as substring.

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, 1843015 + ... + 1853953.

It is an arithmetic number, because the mean of its divisors is an integer number (823847640).

Almost surely, 2^20220566476 is an apocalyptic number.

It is an amenable number.

20220566476 is a deficient number, since it is larger than the sum of its proper divisors (19324120244).

20220566476 is a wasteful number, since it uses less digits than its factorization.

20220566476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11974 (or 11972 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 40.

The spelling of 20220566476 in words is "twenty billion, two hundred twenty million, five hundred sixty-six thousand, four hundred seventy-six".