3161023253405 has 4 divisors (see below), whose sum is σ = 3793227904092. Its totient is φ = 2528818602720.

The previous prime is 3161023253359. The next prime is 3161023253417. The reversal of 3161023253405 is 5043523201613.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 921528961369 + 2239494292036 = 959963^2 + 1496494^2 .

It is not a de Polignac number, because 3161023253405 - 2¹⁰ = 3161023252381 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 316102325336 + ... + 316102325345.

It is an arithmetic number, because the mean of its divisors is an integer number (948306976023).

Almost surely, 2^{3161023253405} is an apocalyptic number.

It is an amenable number.

3161023253405 is a deficient number, since it is larger than the sum of its proper divisors (632204650687).

3161023253405 is an equidigital number, since it uses as much as digits as its factorization.

3161023253405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 632204650686.

The product of its (nonzero) digits is 64800, while the sum is 35.

The spelling of 3161023253405 in words is "three trillion, one hundred sixty-one billion, twenty-three million, two hundred fifty-three thousand, four hundred five".