8461601438 has 8 divisors (see below), whose sum is σ = 12746876688. Its totient is φ = 4212642544.

The previous prime is 8461601429. The next prime is 8461601459. The reversal of 8461601438 is 8341061648.

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

It is a junction number, because it is equal to n+sod(n) for n = 8461601395 and 8461601404.

It is a congruent 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 3 ways as a sum of consecutive naturals, for example, 9078506 + ... + 9079437.

It is an arithmetic number, because the mean of its divisors is an integer number (1593359586).

Almost surely, 2^8461601438 is an apocalyptic number.

8461601438 is a deficient number, since it is larger than the sum of its proper divisors (4285275250).

8461601438 is a wasteful number, since it uses less digits than its factorization.

8461601438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18158178.

The product of its (nonzero) digits is 110592, while the sum is 41.

The square root of 8461601438 is about 91986.9634133011. The cubic root of 8461601438 is about 2037.7497806013.

The spelling of 8461601438 in words is "eight billion, four hundred sixty-one million, six hundred one thousand, four hundred thirty-eight".