20262400268 has 24 divisors (see below), whose sum is σ = 38758804560. Its totient is φ = 9192077120.

The previous prime is 20262400259. The next prime is 20262400307. The reversal of 20262400268 is 86200426202.

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, 429971 + ... + 474762.

It is an arithmetic number, because the mean of its divisors is an integer number (1614950190).

Almost surely, 2^20262400268 is an apocalyptic number.

It is an amenable number.

20262400268 is a deficient number, since it is larger than the sum of its proper divisors (18496404292).

20262400268 is a wasteful number, since it uses less digits than its factorization.

20262400268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 905257 (or 905255 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 32.

The spelling of 20262400268 in words is "twenty billion, two hundred sixty-two million, four hundred thousand, two hundred sixty-eight".