46463864446421 has 4 divisors (see below), whose sum is σ = 46483281024012. Its totient is φ = 46444447868832.

The previous prime is 46463864446393. The next prime is 46463864446427. The reversal of 46463864446421 is 12464446836464.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7105983147025 + 39357881299396 = 2665705^2 + 6273586^2 .

It is a cyclic number.

It is not a de Polignac number, because 46463864446421 - 2¹⁴ = 46463864430037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46463864446427) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9708285206 + ... + 9708289991.

It is an arithmetic number, because the mean of its divisors is an integer number (11620820256003).

Almost surely, 2^{46463864446421} is an apocalyptic number.

It is an amenable number.

46463864446421 is a deficient number, since it is larger than the sum of its proper divisors (19416577591).

46463864446421 is a wasteful number, since it uses less digits than its factorization.

46463864446421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19416577590.

The product of its digits is 254803968, while the sum is 62.

The spelling of 46463864446421 in words is "forty-six trillion, four hundred sixty-three billion, eight hundred sixty-four million, four hundred forty-six thousand, four hundred twenty-one".