46605554564581 has 2 divisors, whose sum is σ = 46605554564582. Its totient is φ = 46605554564580.

The previous prime is 46605554564573. The next prime is 46605554564593. The reversal of 46605554564581 is 18546545550664.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39026683213956 + 7578871350625 = 6247134^2 + 2752975^2 .

It is a cyclic number.

It is not a de Polignac number, because 46605554564581 - 2³ = 46605554564573 is a prime.

It is a super-2 number, since 2×46605554564581² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (46605554561581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23302777282290 + 23302777282291.

It is an arithmetic number, because the mean of its divisors is an integer number (23302777282291).

Almost surely, 2^{46605554564581} is an apocalyptic number.

It is an amenable number.

46605554564581 is a deficient number, since it is larger than the sum of its proper divisors (1).

46605554564581 is an equidigital number, since it uses as much as digits as its factorization.

46605554564581 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 345600000, while the sum is 64.

The spelling of 46605554564581 in words is "forty-six trillion, six hundred five billion, five hundred fifty-four million, five hundred sixty-four thousand, five hundred eighty-one".