4552091985 has 16 divisors (see below), whose sum is σ = 8323825536. Its totient is φ = 2080956288.

The previous prime is 4552091857. The next prime is 4552092001. The reversal of 4552091985 is 5891902554.

It is not a de Polignac number, because 4552091985 - 2⁷ = 4552091857 is a prime.

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, 21676524 + ... + 21676733.

It is an arithmetic number, because the mean of its divisors is an integer number (520239096).

Almost surely, 2^4552091985 is an apocalyptic number.

It is an amenable number.

4552091985 is a deficient number, since it is larger than the sum of its proper divisors (3771733551).

4552091985 is a wasteful number, since it uses less digits than its factorization.

4552091985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43353272.

The product of its (nonzero) digits is 648000, while the sum is 48.

The square root of 4552091985 is about 67469.1928586670. The cubic root of 4552091985 is about 1657.3097161038.

The spelling of 4552091985 in words is "four billion, five hundred fifty-two million, ninety-one thousand, nine hundred eighty-five".