20143373660 has 12 divisors (see below), whose sum is σ = 42301084728. Its totient is φ = 8057349456.

The previous prime is 20143373629. The next prime is 20143373681. The reversal of 20143373660 is 6637334102.

It is a super-3 number, since 3×20143373660³ (a number of 32 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 20143373660.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 503584322 + ... + 503584361.

It is an arithmetic number, because the mean of its divisors is an integer number (3525090394).

Almost surely, 2^20143373660 is an apocalyptic number.

20143373660 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20143373660 is an abundant number, since it is smaller than the sum of its proper divisors (22157711068).

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

20143373660 is a wasteful number, since it uses less digits than its factorization.

20143373660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1007168692 (or 1007168690 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 35.

The spelling of 20143373660 in words is "twenty billion, one hundred forty-three million, three hundred seventy-three thousand, six hundred sixty".