20240671445506 has 4 divisors (see below), whose sum is σ = 30361007168262. Its totient is φ = 10120335722752.

The previous prime is 20240671445503. The next prime is 20240671445521. The reversal of 20240671445506 is 60554417604202.

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

It can be written as a sum of positive squares in only one way, i.e., 11496473516025 + 8744197929481 = 3390645^2 + 2957059^2 .

It is not an unprimeable number, because it can be changed into a prime (20240671445503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5060167861375 + ... + 5060167861378.

Almost surely, 2^{20240671445506} is an apocalyptic number.

20240671445506 is a deficient number, since it is larger than the sum of its proper divisors (10120335722756).

20240671445506 is a wasteful number, since it uses less digits than its factorization.

20240671445506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10120335722755.

The product of its (nonzero) digits is 1612800, while the sum is 46.

The spelling of 20240671445506 in words is "twenty trillion, two hundred forty billion, six hundred seventy-one million, four hundred forty-five thousand, five hundred six".