20038850265 has 32 divisors (see below), whose sum is σ = 36650186496. Its totient is φ = 9158688000.

The previous prime is 20038850243. The next prime is 20038850281. The reversal of 20038850265 is 56205883002.

It is not a de Polignac number, because 20038850265 - 2⁵ = 20038850233 is a prime.

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 31 ways as a sum of consecutive naturals, for example, 560259 + ... + 594951.

It is an arithmetic number, because the mean of its divisors is an integer number (1145318328).

Almost surely, 2^20038850265 is an apocalyptic number.

It is an amenable number.

20038850265 is a deficient number, since it is larger than the sum of its proper divisors (16611336231).

20038850265 is a wasteful number, since it uses less digits than its factorization.

20038850265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40209.

The product of its (nonzero) digits is 115200, while the sum is 39.

The spelling of 20038850265 in words is "twenty billion, thirty-eight million, eight hundred fifty thousand, two hundred sixty-five".