946655556649 has 16 divisors (see below), whose sum is σ = 1036010035584. Its totient is φ = 857853216000.

The previous prime is 946655556619. The next prime is 946655556667.

946655556649 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 946655556649 - 2⁵ = 946655556617 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (946655556619) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6335332 + ... + 6483034.

It is an arithmetic number, because the mean of its divisors is an integer number (64750627224).

Almost surely, 2^946655556649 is an apocalyptic number.

It is an amenable number.

946655556649 is a deficient number, since it is larger than the sum of its proper divisors (89354478935).

946655556649 is a wasteful number, since it uses less digits than its factorization.

946655556649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149568.

The product of its digits is 1049760000, while the sum is 70.

The spelling of 946655556649 in words is "nine hundred forty-six billion, six hundred fifty-five million, five hundred fifty-six thousand, six hundred forty-nine".