20004074220 has 48 divisors (see below), whose sum is σ = 60319980000. Its totient is φ = 4924079616.

The previous prime is 20004074219. The next prime is 20004074221. The reversal of 20004074220 is 2247040002.

It is an interprime number because it is at equal distance from previous prime (20004074219) and next prime (20004074221).

It is not an unprimeable number, because it can be changed into a prime (20004074221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12822345 + ... + 12823904.

It is an arithmetic number, because the mean of its divisors is an integer number (1256666250).

Almost surely, 2^20004074220 is an apocalyptic number.

20004074220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20004074220 is an abundant number, since it is smaller than the sum of its proper divisors (40315905780).

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

20004074220 is a wasteful number, since it uses less digits than its factorization.

20004074220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25646274 (or 25646272 counting only the distinct ones).

The product of its (nonzero) digits is 896, while the sum is 21.

The spelling of 20004074220 in words is "twenty billion, four million, seventy-four thousand, two hundred twenty".