20553262675 has 18 divisors (see below), whose sum is σ = 28013591564. Its totient is φ = 14947825200.

The previous prime is 20553262637. The next prime is 20553262729. The reversal of 20553262675 is 57626235502.

It is not a de Polignac number, because 20553262675 - 2¹³ = 20553254483 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 3394209 + ... + 3400258.

Almost surely, 2^20553262675 is an apocalyptic number.

20553262675 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

20553262675 is a deficient number, since it is larger than the sum of its proper divisors (7460328889).

20553262675 is a wasteful number, since it uses less digits than its factorization.

20553262675 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6794499 (or 6794483 counting only the distinct ones).

The product of its (nonzero) digits is 756000, while the sum is 43.

The spelling of 20553262675 in words is "twenty billion, five hundred fifty-three million, two hundred sixty-two thousand, six hundred seventy-five".