20373303133766 has 64 divisors (see below), whose sum is σ = 33658062907392. Its totient is φ = 9172258560000.

The previous prime is 20373303133739. The next prime is 20373303133789. The reversal of 20373303133766 is 66733130337302.

It is a self number, because there is not a number n which added to its sum of digits gives 20373303133766.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 852035351 + ... + 852059261.

It is an arithmetic number, because the mean of its divisors is an integer number (525907232928).

Almost surely, 2^{20373303133766} is an apocalyptic number.

20373303133766 is a deficient number, since it is larger than the sum of its proper divisors (13284759773626).

20373303133766 is a wasteful number, since it uses less digits than its factorization.

20373303133766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25029.

The product of its (nonzero) digits is 2571912, while the sum is 47.

The spelling of 20373303133766 in words is "twenty trillion, three hundred seventy-three billion, three hundred three million, one hundred thirty-three thousand, seven hundred sixty-six".