46388363641 has 24 divisors (see below), whose sum is σ = 50347717560. Its totient is φ = 42721738752.

The previous prime is 46388363633. The next prime is 46388363647. The reversal of 46388363641 is 14636388364.

It can be written as a sum of positive squares in 12 ways, for example, as 2792594025 + 43595769616 = 52845^2 + 208796^2 .

It is not a de Polignac number, because 46388363641 - 2³ = 46388363633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (46388363647) 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 23 ways as a sum of consecutive naturals, for example, 2485641 + ... + 2504233.

It is an arithmetic number, because the mean of its divisors is an integer number (2097821565).

Almost surely, 2^46388363641 is an apocalyptic number.

It is an amenable number.

46388363641 is a deficient number, since it is larger than the sum of its proper divisors (3959353919).

46388363641 is a wasteful number, since it uses less digits than its factorization.

46388363641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18813 (or 18796 counting only the distinct ones).

The product of its digits is 5971968, while the sum is 52.

The spelling of 46388363641 in words is "forty-six billion, three hundred eighty-eight million, three hundred sixty-three thousand, six hundred forty-one".