20438262296 has 32 divisors (see below), whose sum is σ = 38544084480. Its totient is φ = 10160013600.

The previous prime is 20438262287. The next prime is 20438262307. The reversal of 20438262296 is 69226283402.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 961301 + ... + 982331.

It is an arithmetic number, because the mean of its divisors is an integer number (1204502640).

Almost surely, 2^20438262296 is an apocalyptic number.

It is an amenable number.

20438262296 is a deficient number, since it is larger than the sum of its proper divisors (18105822184).

20438262296 is a wasteful number, since it uses less digits than its factorization.

20438262296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21735 (or 21731 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 44.

The spelling of 20438262296 in words is "twenty billion, four hundred thirty-eight million, two hundred sixty-two thousand, two hundred ninety-six".