20135033763365 has 4 divisors (see below), whose sum is σ = 24162040516044. Its totient is φ = 16108027010688.

The previous prime is 20135033763353. The next prime is 20135033763391. The reversal of 20135033763365 is 56336733053102.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 11543563446724 + 8591470316641 = 3397582^2 + 2931121^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20135033763365 is a prime.

It is a super-2 number, since 2×20135033763365² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2013503376332 + ... + 2013503376341.

It is an arithmetic number, because the mean of its divisors is an integer number (6040510129011).

Almost surely, 2^{20135033763365} is an apocalyptic number.

It is an amenable number.

20135033763365 is a deficient number, since it is larger than the sum of its proper divisors (4027006752679).

20135033763365 is an equidigital number, since it uses as much as digits as its factorization.

20135033763365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4027006752678.

The product of its (nonzero) digits is 3061800, while the sum is 47.

The spelling of 20135033763365 in words is "twenty trillion, one hundred thirty-five billion, thirty-three million, seven hundred sixty-three thousand, three hundred sixty-five".