45963553681 has 4 divisors (see below), whose sum is σ = 46063258164. Its totient is φ = 45863849200.

The previous prime is 45963553651. The next prime is 45963553703. The reversal of 45963553681 is 18635536954.

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 25230145600 + 20733408081 = 158840^2 + 143991^2 .

It is a cyclic number.

It is not a de Polignac number, because 45963553681 - 2¹¹ = 45963551633 is a prime.

It is a super-2 number, since 2×45963553681² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45963553621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49851550 + ... + 49852471.

It is an arithmetic number, because the mean of its divisors is an integer number (11515814541).

Almost surely, 2^45963553681 is an apocalyptic number.

It is an amenable number.

45963553681 is a deficient number, since it is larger than the sum of its proper divisors (99704483).

45963553681 is an equidigital number, since it uses as much as digits as its factorization.

45963553681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99704482.

The product of its digits is 11664000, while the sum is 55.

The spelling of 45963553681 in words is "forty-five billion, nine hundred sixty-three million, five hundred fifty-three thousand, six hundred eighty-one".