617446470212 has 48 divisors (see below), whose sum is σ = 1270314390912. Its totient is φ = 258889063680.

The previous prime is 617446470187. The next prime is 617446470247. The reversal of 617446470212 is 212074644716.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 454688 + ... + 1200680.

It is an arithmetic number, because the mean of its divisors is an integer number (26464883144).

Almost surely, 2^617446470212 is an apocalyptic number.

It is an amenable number.

617446470212 is an abundant number, since it is smaller than the sum of its proper divisors (652867920700).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

617446470212 is a wasteful number, since it uses less digits than its factorization.

617446470212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 747468 (or 747466 counting only the distinct ones).

The product of its (nonzero) digits is 451584, while the sum is 44.

The spelling of 617446470212 in words is "six hundred seventeen billion, four hundred forty-six million, four hundred seventy thousand, two hundred twelve".