202140233304666 has 128 divisors (see below), whose sum is σ = 451886636678400. Its totient is φ = 59906294415360.

The previous prime is 202140233304643. The next prime is 202140233304697. The reversal of 202140233304666 is 666403332041202.

202140233304666 is digitally balanced in base 2, base 3 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1280189050 + ... + 1280346938.

It is an arithmetic number, because the mean of its divisors is an integer number (3530364349050).

Almost surely, 2^{202140233304666} is an apocalyptic number.

202140233304666 is an abundant number, since it is smaller than the sum of its proper divisors (249746403373734).

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

202140233304666 is a wasteful number, since it uses less digits than its factorization.

202140233304666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159824.

The product of its (nonzero) digits is 746496, while the sum is 42.

Adding to 202140233304666 its reverse (666403332041202), we get a palindrome (868543565345868).

The spelling of 202140233304666 in words is "two hundred two trillion, one hundred forty billion, two hundred thirty-three million, three hundred four thousand, six hundred sixty-six".