20362534605 has 48 divisors (see below), whose sum is σ = 41638431744. Its totient is φ = 9008305920.

The previous prime is 20362534597. The next prime is 20362534697. The reversal of 20362534605 is 50643526302.

20362534605 is a `hidden beast` number, since 2 + 0 + 3 + 62 + 534 + 60 + 5 = 666.

It is not a de Polignac number, because 20362534605 - 2³ = 20362534597 is a prime.

It is a super-4 number, since 4×20362534605⁴ (a number of 42 digits) contains 4444 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 20362534605.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1032864 + ... + 1052393.

It is an arithmetic number, because the mean of its divisors is an integer number (867467328).

Almost surely, 2^20362534605 is an apocalyptic number.

It is an amenable number.

20362534605 is an abundant number, since it is smaller than the sum of its proper divisors (21275897139).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20362534605 is a wasteful number, since it uses less digits than its factorization.

20362534605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2085306 (or 2085303 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 36.

The spelling of 20362534605 in words is "twenty billion, three hundred sixty-two million, five hundred thirty-four thousand, six hundred five".