20355041403702 has 24 divisors (see below), whose sum is σ = 45623368664640. Its totient is φ = 6551047807920.

The previous prime is 20355041403689. The next prime is 20355041403707. The reversal of 20355041403702 is 20730414055302.

20355041403702 is a `hidden beast` number, since 2 + 0 + 3 + 5 + 504 + 140 + 3 + 7 + 0 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20355041403707) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19497165574 + ... + 19497166617.

It is an arithmetic number, because the mean of its divisors is an integer number (1900973694360).

Almost surely, 2^{20355041403702} is an apocalyptic number.

20355041403702 is an abundant number, since it is smaller than the sum of its proper divisors (25268327260938).

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

20355041403702 is a wasteful number, since it uses less digits than its factorization.

20355041403702 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38994332228 (or 38994332225 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 36.

The spelling of 20355041403702 in words is "twenty trillion, three hundred fifty-five billion, forty-one million, four hundred three thousand, seven hundred two".