56466299266465 has 64 divisors (see below), whose sum is σ = 74843332881408. Its totient is φ = 40555338784000.

The previous prime is 56466299266463. The next prime is 56466299266501.

56466299266465 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 56466299266465 - 2¹ = 56466299266463 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 56466299266391 and 56466299266400.

It is not an unprimeable number, because it can be changed into a prime (56466299266463) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 11795756802 + ... + 11795761588.

It is an arithmetic number, because the mean of its divisors is an integer number (1169427076272).

Almost surely, 2^{56466299266465} is an apocalyptic number.

56466299266465 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

56466299266465 is a deficient number, since it is larger than the sum of its proper divisors (18377033614943).

56466299266465 is a wasteful number, since it uses less digits than its factorization.

56466299266465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9918.

The product of its digits is 6046617600, while the sum is 76.

The spelling of 56466299266465 in words is "fifty-six trillion, four hundred sixty-six billion, two hundred ninety-nine million, two hundred sixty-six thousand, four hundred sixty-five".