461215455263216 has 40 divisors (see below), whose sum is σ = 897356861467200. Its totient is φ = 229639518940160.

The previous prime is 461215455263209. The next prime is 461215455263239. The reversal of 461215455263216 is 612362554512164.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 274831796 + ... + 276504876.

It is an arithmetic number, because the mean of its divisors is an integer number (22433921536680).

Almost surely, 2^{461215455263216} is an apocalyptic number.

It is an amenable number.

461215455263216 is a deficient number, since it is larger than the sum of its proper divisors (436141406203984).

461215455263216 is a wasteful number, since it uses less digits than its factorization.

461215455263216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1745417 (or 1745411 counting only the distinct ones).

The product of its digits is 10368000, while the sum is 53.

The spelling of 461215455263216 in words is "four hundred sixty-one trillion, two hundred fifteen billion, four hundred fifty-five million, two hundred sixty-three thousand, two hundred sixteen".