20224602660 has 24 divisors (see below), whose sum is σ = 56628887616. Its totient is φ = 5393227360.

The previous prime is 20224602637. The next prime is 20224602667. The reversal of 20224602660 is 6620642202.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (20224602667) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 168538296 + ... + 168538415.

It is an arithmetic number, because the mean of its divisors is an integer number (2359536984).

Almost surely, 2^20224602660 is an apocalyptic number.

20224602660 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20224602660 is an abundant number, since it is smaller than the sum of its proper divisors (36404284956).

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

20224602660 is a wasteful number, since it uses less digits than its factorization.

20224602660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337076723 (or 337076721 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 30.

The spelling of 20224602660 in words is "twenty billion, two hundred twenty-four million, six hundred two thousand, six hundred sixty".