45521431650064 has 40 divisors (see below), whose sum is σ = 89056933102592. Its totient is φ = 22539011546880.

The previous prime is 45521431650043. The next prime is 45521431650083. The reversal of 45521431650064 is 46005613412554.

It is a junction number, because it is equal to n+sod(n) for n = 45521431649996 and 45521431650023.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52621732 + ... + 53479804.

Almost surely, 2^{45521431650064} is an apocalyptic number.

It is an amenable number.

45521431650064 is a deficient number, since it is larger than the sum of its proper divisors (43535501452528).

45521431650064 is a wasteful number, since it uses less digits than its factorization.

45521431650064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 890375 (or 890369 counting only the distinct ones).

The product of its (nonzero) digits is 1728000, while the sum is 46.

The spelling of 45521431650064 in words is "forty-five trillion, five hundred twenty-one billion, four hundred thirty-one million, six hundred fifty thousand, sixty-four".