2465853658561 has 8 divisors (see below), whose sum is σ = 2497658768000. Its totient is φ = 2434215505680.

The previous prime is 2465853658547. The next prime is 2465853658591. The reversal of 2465853658561 is 1658563585642.

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 2465853658561 - 2⁹ = 2465853658049 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2465853658493 and 2465853658502.

It is not an unprimeable number, because it can be changed into a prime (2465853658591) 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, 41709411 + ... + 41768488.

It is an arithmetic number, because the mean of its divisors is an integer number (312207346000).

Almost surely, 2^{2465853658561} is an apocalyptic number.

It is an amenable number.

2465853658561 is a deficient number, since it is larger than the sum of its proper divisors (31805109439).

2465853658561 is a wasteful number, since it uses less digits than its factorization.

2465853658561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83478279.

The product of its digits is 207360000, while the sum is 64.

The spelling of 2465853658561 in words is "two trillion, four hundred sixty-five billion, eight hundred fifty-three million, six hundred fifty-eight thousand, five hundred sixty-one".