20260462466 has 8 divisors (see below), whose sum is σ = 30405082764. Its totient is φ = 10125434880.

The previous prime is 20260462423. The next prime is 20260462483. The reversal of 20260462466 is 66426406202.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 12574258225 + 7686204241 = 112135^2 + 87671^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 2392895 + ... + 2401346.

Almost surely, 2^20260462466 is an apocalyptic number.

20260462466 is a deficient number, since it is larger than the sum of its proper divisors (10144620298).

20260462466 is a wasteful number, since it uses less digits than its factorization.

20260462466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4796356.

The product of its (nonzero) digits is 165888, while the sum is 38.

Adding to 20260462466 its reverse (66426406202), we get a palindrome (86686868668).

The spelling of 20260462466 in words is "twenty billion, two hundred sixty million, four hundred sixty-two thousand, four hundred sixty-six".