3461256166465 has 4 divisors (see below), whose sum is σ = 4153507399764. Its totient is φ = 2769004933168.

The previous prime is 3461256166457. The next prime is 3461256166547. The reversal of 3461256166465 is 5646616521643.

3461256166465 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 1993746824001 + 1467509342464 = 1412001^2 + 1211408^2 .

It is a cyclic number.

It is not a de Polignac number, because 3461256166465 - 2³ = 3461256166457 is a prime.

It is a Duffinian 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, 346125616642 + ... + 346125616651.

It is an arithmetic number, because the mean of its divisors is an integer number (1038376849941).

Almost surely, 2^{3461256166465} is an apocalyptic number.

It is an amenable number.

3461256166465 is a deficient number, since it is larger than the sum of its proper divisors (692251233299).

3461256166465 is an equidigital number, since it uses as much as digits as its factorization.

3461256166465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 692251233298.

The product of its digits is 18662400, while the sum is 55.

The spelling of 3461256166465 in words is "three trillion, four hundred sixty-one billion, two hundred fifty-six million, one hundred sixty-six thousand, four hundred sixty-five".