40261465455465 has 32 divisors (see below), whose sum is σ = 64816449417216. Its totient is φ = 21340091805120.

The previous prime is 40261465455437. The next prime is 40261465455503. The reversal of 40261465455465 is 56455456416204.

40261465455465 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 40261465455465 - 2¹² = 40261465451369 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 56051722 + ... + 56765468.

It is an arithmetic number, because the mean of its divisors is an integer number (2025514044288).

Almost surely, 2^{40261465455465} is an apocalyptic number.

It is an amenable number.

40261465455465 is a deficient number, since it is larger than the sum of its proper divisors (24554983961751).

40261465455465 is a wasteful number, since it uses less digits than its factorization.

40261465455465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 736989.

The product of its (nonzero) digits is 69120000, while the sum is 57.

The spelling of 40261465455465 in words is "forty trillion, two hundred sixty-one billion, four hundred sixty-five million, four hundred fifty-five thousand, four hundred sixty-five".