45554836616 has 16 divisors (see below), whose sum is σ = 87498619740. Its totient is φ = 22221871360.

The previous prime is 45554836609. The next prime is 45554836619. The reversal of 45554836616 is 61663845554.

It can be written as a sum of positive squares in 2 ways, for example, as 45322152100 + 232684516 = 212890^2 + 15254^2 .

It is a super-2 number, since 2×45554836616² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45554836619) 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, 69443021 + ... + 69443676.

Almost surely, 2^45554836616 is an apocalyptic number.

It is an amenable number.

45554836616 is a deficient number, since it is larger than the sum of its proper divisors (41943783124).

45554836616 is a wasteful number, since it uses less digits than its factorization.

45554836616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138886744 (or 138886740 counting only the distinct ones).

The product of its digits is 10368000, while the sum is 53.

The spelling of 45554836616 in words is "forty-five billion, five hundred fifty-four million, eight hundred thirty-six thousand, six hundred sixteen".