464420662551265 has 16 divisors (see below), whose sum is σ = 636920531010432. Its totient is φ = 318459500279424.

The previous prime is 464420662551257. The next prime is 464420662551277. The reversal of 464420662551265 is 562155266024464.

It is a happy number.

It is not a de Polignac number, because 464420662551265 - 2³ = 464420662551257 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, 23305002 + ... + 38366188.

It is an arithmetic number, because the mean of its divisors is an integer number (39807533188152).

Almost surely, 2^{464420662551265} is an apocalyptic number.

It is an amenable number.

464420662551265 is a deficient number, since it is larger than the sum of its proper divisors (172499868459167).

464420662551265 is a wasteful number, since it uses less digits than its factorization.

464420662551265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15942216.

The product of its (nonzero) digits is 82944000, while the sum is 58.

The spelling of 464420662551265 in words is "four hundred sixty-four trillion, four hundred twenty billion, six hundred sixty-two million, five hundred fifty-one thousand, two hundred sixty-five".