946556383655649 has 8 divisors (see below), whose sum is σ = 1359157884223552. Its totient is φ = 582496236095760.

The previous prime is 946556383655593. The next prime is 946556383655651.

946556383655649 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 946556383655649 - 2²⁴ = 946556366878433 is a prime.

It is a super-4 number, since 4×946556383655649⁴ (a number of 61 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (946556383655149) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12135338251957 + ... + 12135338252034.

It is an arithmetic number, because the mean of its divisors is an integer number (169894735527944).

Almost surely, 2^{946556383655649} is an apocalyptic number.

It is an amenable number.

946556383655649 is a deficient number, since it is larger than the sum of its proper divisors (412601500567903).

946556383655649 is a wasteful number, since it uses less digits than its factorization.

946556383655649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24270676504007.

The product of its digits is 75582720000, while the sum is 84.

The spelling of 946556383655649 in words is "nine hundred forty-six trillion, five hundred fifty-six billion, three hundred eighty-three million, six hundred fifty-five thousand, six hundred forty-nine".