20174146130263 has 4 divisors (see below), whose sum is σ = 20174530796488. Its totient is φ = 20173761464040.

The previous prime is 20174146130213. The next prime is 20174146130293. The reversal of 20174146130263 is 36203164147102.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 20174146130263 - 2¹⁷ = 20174145999191 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20174146130213) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 192254433 + ... + 192359338.

It is an arithmetic number, because the mean of its divisors is an integer number (5043632699122).

Almost surely, 2^{20174146130263} is an apocalyptic number.

20174146130263 is a deficient number, since it is larger than the sum of its proper divisors (384666225).

20174146130263 is an equidigital number, since it uses as much as digits as its factorization.

20174146130263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384666224.

The product of its (nonzero) digits is 145152, while the sum is 40.

The spelling of 20174146130263 in words is "twenty trillion, one hundred seventy-four billion, one hundred forty-six million, one hundred thirty thousand, two hundred sixty-three".