4445554132 has 48 divisors (see below), whose sum is σ = 8113996800. Its totient is φ = 2128896000.

The previous prime is 4445554117. The next prime is 4445554151. The reversal of 4445554132 is 2314555444.

It is a junction number, because it is equal to n+sod(n) for n = 4445554091 and 4445554100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6341382 + ... + 6342082.

It is an arithmetic number, because the mean of its divisors is an integer number (169041600).

Almost surely, 2^4445554132 is an apocalyptic number.

It is an amenable number.

4445554132 is a deficient number, since it is larger than the sum of its proper divisors (3668442668).

4445554132 is a wasteful number, since it uses less digits than its factorization.

4445554132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1192 (or 1190 counting only the distinct ones).

The product of its digits is 192000, while the sum is 37.

The square root of 4445554132 is about 66674.9888038986. The cubic root of 4445554132 is about 1644.2782077426.

The spelling of 4445554132 in words is "four billion, four hundred forty-five million, five hundred fifty-four thousand, one hundred thirty-two".