20550233385735 has 32 divisors (see below), whose sum is σ = 33151337472000. Its totient is φ = 10869865953408.

The previous prime is 20550233385727. The next prime is 20550233385739. The reversal of 20550233385735 is 53758333205502.

It is not a de Polignac number, because 20550233385735 - 2³ = 20550233385727 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20550233385739) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3274764 + ... + 7198926.

It is an arithmetic number, because the mean of its divisors is an integer number (1035979296000).

Almost surely, 2^{20550233385735} is an apocalyptic number.

20550233385735 is a deficient number, since it is larger than the sum of its proper divisors (12601104086265).

20550233385735 is a wasteful number, since it uses less digits than its factorization.

20550233385735 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3927047.

The product of its (nonzero) digits is 11340000, while the sum is 51.

The spelling of 20550233385735 in words is "twenty trillion, five hundred fifty billion, two hundred thirty-three million, three hundred eighty-five thousand, seven hundred thirty-five".