20535010504 has 32 divisors (see below), whose sum is σ = 38901772800. Its totient is φ = 10161753280.

The previous prime is 20535010477. The next prime is 20535010523. The reversal of 20535010504 is 40501053502.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 266907 + ... + 335125.

It is an arithmetic number, because the mean of its divisors is an integer number (1215680400).

Almost surely, 2^20535010504 is an apocalyptic number.

It is an amenable number.

20535010504 is a deficient number, since it is larger than the sum of its proper divisors (18366762296).

20535010504 is a wasteful number, since it uses less digits than its factorization.

20535010504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68613 (or 68609 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 25.

The spelling of 20535010504 in words is "twenty billion, five hundred thirty-five million, ten thousand, five hundred four".