20522502535 has 16 divisors (see below), whose sum is σ = 24759915840. Its totient is φ = 16329542400.

The previous prime is 20522502503. The next prime is 20522502601. The reversal of 20522502535 is 53520522502.

It is not a de Polignac number, because 20522502535 - 2⁵ = 20522502503 is a prime.

It is a super-2 number, since 2×20522502535² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20522502497 and 20522502506.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1174110 + ... + 1191460.

It is an arithmetic number, because the mean of its divisors is an integer number (1547494740).

Almost surely, 2^20522502535 is an apocalyptic number.

20522502535 is a deficient number, since it is larger than the sum of its proper divisors (4237413305).

20522502535 is a wasteful number, since it uses less digits than its factorization.

20522502535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18618.

The product of its (nonzero) digits is 30000, while the sum is 31.

The spelling of 20522502535 in words is "twenty billion, five hundred twenty-two million, five hundred two thousand, five hundred thirty-five".