20135676674275 has 12 divisors (see below), whose sum is σ = 26436959022312. Its totient is φ = 15160980083840.

The previous prime is 20135676674261. The next prime is 20135676674327. The reversal of 20135676674275 is 57247667653102.

It is a de Polignac number, because none of the positive numbers 2^k-20135676674275 is a prime.

It is a Duffinian number.

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 11 ways as a sum of consecutive naturals, for example, 23689030957 + ... + 23689031806.

It is an arithmetic number, because the mean of its divisors is an integer number (2203079918526).

Almost surely, 2^{20135676674275} is an apocalyptic number.

20135676674275 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

20135676674275 is a deficient number, since it is larger than the sum of its proper divisors (6301282348037).

20135676674275 is a wasteful number, since it uses less digits than its factorization.

20135676674275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47378062790 (or 47378062785 counting only the distinct ones).

The product of its (nonzero) digits is 88905600, while the sum is 61.

The spelling of 20135676674275 in words is "twenty trillion, one hundred thirty-five billion, six hundred seventy-six million, six hundred seventy-four thousand, two hundred seventy-five".