20325506435 has 32 divisors (see below), whose sum is σ = 26819056320. Its totient is φ = 14697013248.

The previous prime is 20325506393. The next prime is 20325506447. The reversal of 20325506435 is 53460552302.

It is a cyclic number.

It is not a de Polignac number, because 20325506435 - 2¹⁰ = 20325505411 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20325506395 and 20325506404.

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, 644147 + ... + 674963.

It is an arithmetic number, because the mean of its divisors is an integer number (838095510).

Almost surely, 2^20325506435 is an apocalyptic number.

20325506435 is a deficient number, since it is larger than the sum of its proper divisors (6493549885).

20325506435 is a wasteful number, since it uses less digits than its factorization.

20325506435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31047.

The product of its (nonzero) digits is 108000, while the sum is 35.

The spelling of 20325506435 in words is "twenty billion, three hundred twenty-five million, five hundred six thousand, four hundred thirty-five".