4491955028 has 12 divisors (see below), whose sum is σ = 8575550592. Its totient is φ = 2041797720.

The previous prime is 4491955007. The next prime is 4491955037. The reversal of 4491955028 is 8205591944.

It is a happy number.

It is a hoax number, since the sum of its digits (47) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51044900 + ... + 51044987.

It is an arithmetic number, because the mean of its divisors is an integer number (714629216).

Almost surely, 2^4491955028 is an apocalyptic number.

It is an amenable number.

4491955028 is a deficient number, since it is larger than the sum of its proper divisors (4083595564).

4491955028 is a wasteful number, since it uses less digits than its factorization.

4491955028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102089902 (or 102089900 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 47.

The square root of 4491955028 is about 67022.0488197727. The cubic root of 4491955028 is about 1649.9791889631.

The spelling of 4491955028 in words is "four billion, four hundred ninety-one million, nine hundred fifty-five thousand, twenty-eight".