8031609461 has 8 divisors (see below), whose sum is σ = 8060532480. Its totient is φ = 8002733728.

The previous prime is 8031609449. The next prime is 8031609493. The reversal of 8031609461 is 1649061308.

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

It is a cyclic number.

It is not a de Polignac number, because 8031609461 - 2²² = 8027415157 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8031600461) 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 7 ways as a sum of consecutive naturals, for example, 347900 + ... + 370266.

It is an arithmetic number, because the mean of its divisors is an integer number (1007566560).

Almost surely, 2^8031609461 is an apocalyptic number.

It is an amenable number.

8031609461 is a deficient number, since it is larger than the sum of its proper divisors (28923019).

8031609461 is a wasteful number, since it uses less digits than its factorization.

8031609461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23643.

The product of its (nonzero) digits is 31104, while the sum is 38.

The square root of 8031609461 is about 89619.2471570700. The cubic root of 8031609461 is about 2002.6306600468.

The spelling of 8031609461 in words is "eight billion, thirty-one million, six hundred nine thousand, four hundred sixty-one".