20350020436255 has 16 divisors (see below), whose sum is σ = 24649020300960. Its totient is φ = 16127412605568.

The previous prime is 20350020436201. The next prime is 20350020436261. The reversal of 20350020436255 is 55263402005302.

It is a cyclic number.

It is not a de Polignac number, because 20350020436255 - 2²⁵ = 20349986881823 is a prime.

It is a super-2 number, since 2×20350020436255² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1043937 + ... + 6464506.

It is an arithmetic number, because the mean of its divisors is an integer number (1540563768810).

Almost surely, 2^{20350020436255} is an apocalyptic number.

20350020436255 is a deficient number, since it is larger than the sum of its proper divisors (4298999864705).

20350020436255 is a wasteful number, since it uses less digits than its factorization.

20350020436255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7513530.

The product of its (nonzero) digits is 216000, while the sum is 37.

The spelling of 20350020436255 in words is "twenty trillion, three hundred fifty billion, twenty million, four hundred thirty-six thousand, two hundred fifty-five".