465040261661056 has 32 divisors (see below), whose sum is σ = 926504507448000. Its totient is φ = 232505797046784.

The previous prime is 465040261661039. The next prime is 465040261661141. The reversal of 465040261661056 is 650166162040564.

It is a tau number, because it is divible by the number of its divisors (32).

It is a junction number, because it is equal to n+sod(n) for n = 465040261660994 and 465040261661012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109898031 + ... + 114051118.

It is an arithmetic number, because the mean of its divisors is an integer number (28953265857750).

Almost surely, 2^{465040261661056} is an apocalyptic number.

It is an amenable number.

465040261661056 is a deficient number, since it is larger than the sum of its proper divisors (461464245786944).

465040261661056 is a wasteful number, since it uses less digits than its factorization.

465040261661056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223965386 (or 223965374 counting only the distinct ones).

The product of its (nonzero) digits is 6220800, while the sum is 52.

The spelling of 465040261661056 in words is "four hundred sixty-five trillion, forty billion, two hundred sixty-one million, six hundred sixty-one thousand, fifty-six".