416612371657 has 4 divisors (see below), whose sum is σ = 417606673680. Its totient is φ = 415618069636.

The previous prime is 416612371631. The next prime is 416612371697. The reversal of 416612371657 is 756173216614.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-416612371657 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 416612371657.

It is not an unprimeable number, because it can be changed into a prime (416612371697) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 497150383 + ... + 497151220.

It is an arithmetic number, because the mean of its divisors is an integer number (104401668420).

Almost surely, 2^416612371657 is an apocalyptic number.

It is an amenable number.

416612371657 is a deficient number, since it is larger than the sum of its proper divisors (994302023).

416612371657 is an equidigital number, since it uses as much as digits as its factorization.

416612371657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 994302022.

The product of its digits is 1270080, while the sum is 49.

The spelling of 416612371657 in words is "four hundred sixteen billion, six hundred twelve million, three hundred seventy-one thousand, six hundred fifty-seven".