2464040405465 has 16 divisors (see below), whose sum is σ = 3039298631568. Its totient is φ = 1916923846656.

The previous prime is 2464040405447. The next prime is 2464040405473. The reversal of 2464040405465 is 5645040404642.

It can be written as a sum of positive squares in 8 ways, for example, as 435934024009 + 2028106381456 = 660253^2 + 1424116^2 .

It is a cyclic number.

It is not a de Polignac number, because 2464040405465 - 2⁶ = 2464040405401 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41112824 + ... + 41172713.

It is an arithmetic number, because the mean of its divisors is an integer number (189956164473).

Almost surely, 2^{2464040405465} is an apocalyptic number.

It is an amenable number.

2464040405465 is a deficient number, since it is larger than the sum of its proper divisors (575258226103).

2464040405465 is a wasteful number, since it uses less digits than its factorization.

2464040405465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82285708.

The product of its (nonzero) digits is 1843200, while the sum is 44.

The spelling of 2464040405465 in words is "two trillion, four hundred sixty-four billion, forty million, four hundred five thousand, four hundred sixty-five".