3161473157447 has 8 divisors (see below), whose sum is σ = 3449092490112. Its totient is φ = 2873889271800.

The previous prime is 3161473157419. The next prime is 3161473157459. The reversal of 3161473157447 is 7447513741613.

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 3161473157447 - 2¹⁰ = 3161473156423 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 (3161473156447) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8675093 + ... + 9032174.

It is an arithmetic number, because the mean of its divisors is an integer number (431136561264).

Almost surely, 2^{3161473157447} is an apocalyptic number.

3161473157447 is a deficient number, since it is larger than the sum of its proper divisors (287619332665).

3161473157447 is a wasteful number, since it uses less digits than its factorization.

3161473157447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17723509.

The product of its digits is 5927040, while the sum is 53.

The spelling of 3161473157447 in words is "three trillion, one hundred sixty-one billion, four hundred seventy-three million, one hundred fifty-seven thousand, four hundred forty-seven".