46989965961 has 6 divisors (see below), whose sum is σ = 67874395290. Its totient is φ = 31326643968.

The previous prime is 46989965909. The next prime is 46989965969. The reversal of 46989965961 is 16956998964.

It can be written as a sum of positive squares in only one way, i.e., 45337055625 + 1652910336 = 212925^2 + 40656^2 .

It is not a de Polignac number, because 46989965961 - 2¹⁹ = 46989441673 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 46989965961.

It is not an unprimeable number, because it can be changed into a prime (46989965969) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 2610553656 + ... + 2610553673.

It is an arithmetic number, because the mean of its divisors is an integer number (11312399215).

Almost surely, 2^46989965961 is an apocalyptic number.

It is an amenable number.

46989965961 is a deficient number, since it is larger than the sum of its proper divisors (20884429329).

46989965961 is a wasteful number, since it uses less digits than its factorization.

46989965961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5221107335 (or 5221107332 counting only the distinct ones).

The product of its digits is 226748160, while the sum is 72.

The spelling of 46989965961 in words is "forty-six billion, nine hundred eighty-nine million, nine hundred sixty-five thousand, nine hundred sixty-one".