20008042810695 has 96 divisors (see below), whose sum is σ = 35038408204800. Its totient is φ = 10561488065280.

The previous prime is 20008042810681. The next prime is 20008042810727. The reversal of 20008042810695 is 59601824080002.

20008042810695 is a `hidden beast` number, since 200 + 0 + 8 + 0 + 428 + 10 + 6 + 9 + 5 = 666.

It is not a de Polignac number, because 20008042810695 - 2²⁷ = 20007908592967 is a prime.

It is a super-2 number, since 2×20008042810695² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 20008042810695.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2517047581 + ... + 2517055529.

It is an arithmetic number, because the mean of its divisors is an integer number (364983418800).

Almost surely, 2^{20008042810695} is an apocalyptic number.

20008042810695 is a deficient number, since it is larger than the sum of its proper divisors (15030365394105).

20008042810695 is a wasteful number, since it uses less digits than its factorization.

20008042810695 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9525 (or 9522 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 45.

Adding to 20008042810695 its reverse (59601824080002), we get a palindrome (79609866890697).

The spelling of 20008042810695 in words is "twenty trillion, eight billion, forty-two million, eight hundred ten thousand, six hundred ninety-five".