45323451616 has 24 divisors (see below), whose sum is σ = 89254395720. Its totient is φ = 22655668608.

The previous prime is 45323451601. The next prime is 45323451617. The reversal of 45323451616 is 61615432354.

It is a super-2 number, since 2×45323451616² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45323451617) 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, 66471 + ... + 308326.

It is an arithmetic number, because the mean of its divisors is an integer number (3718933155).

Almost surely, 2^45323451616 is an apocalyptic number.

It is an amenable number.

45323451616 is a deficient number, since it is larger than the sum of its proper divisors (43930944104).

45323451616 is a wasteful number, since it uses less digits than its factorization.

45323451616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 378586 (or 378578 counting only the distinct ones).

The product of its digits is 259200, while the sum is 40.

The spelling of 45323451616 in words is "forty-five billion, three hundred twenty-three million, four hundred fifty-one thousand, six hundred sixteen".