20053733100765 has 32 divisors (see below), whose sum is σ = 39490428262656. Its totient is φ = 8462234626560.

The previous prime is 20053733100757. The next prime is 20053733100809. The reversal of 20053733100765 is 56700133735002.

It is not a de Polignac number, because 20053733100765 - 2³ = 20053733100757 is a prime.

It is a super-2 number, since 2×20053733100765² (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 31 ways as a sum of consecutive naturals, for example, 7345688416 + ... + 7345691145.

It is an arithmetic number, because the mean of its divisors is an integer number (1234075883208).

Almost surely, 2^{20053733100765} is an apocalyptic number.

It is an amenable number.

20053733100765 is a deficient number, since it is larger than the sum of its proper divisors (19436695161891).

20053733100765 is a wasteful number, since it uses less digits than its factorization.

20053733100765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14691379589.

The product of its (nonzero) digits is 396900, while the sum is 42.

Adding to 20053733100765 its reverse (56700133735002), we get a palindrome (76753866835767).

The spelling of 20053733100765 in words is "twenty trillion, fifty-three billion, seven hundred thirty-three million, one hundred thousand, seven hundred sixty-five".