46466660644 has 12 divisors (see below), whose sum is σ = 81350316684. Its totient is φ = 23223713024.

The previous prime is 46466660633. The next prime is 46466660671. The reversal of 46466660644 is 44606666464.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 46018830400 + 447830244 = 214520^2 + 21162^2 .

It is a junction number, because it is equal to n+sod(n) for n = 46466660591 and 46466660600.

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, 2393449 + ... + 2412784.

It is an arithmetic number, because the mean of its divisors is an integer number (6779193057).

Almost surely, 2^46466660644 is an apocalyptic number.

It is an amenable number.

46466660644 is a deficient number, since it is larger than the sum of its proper divisors (34883656040).

46466660644 is a wasteful number, since it uses less digits than its factorization.

46466660644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4808654 (or 4808652 counting only the distinct ones).

The product of its (nonzero) digits is 11943936, while the sum is 52.

The spelling of 46466660644 in words is "forty-six billion, four hundred sixty-six million, six hundred sixty thousand, six hundred forty-four".