4487942664 has 48 divisors (see below), whose sum is σ = 12546942720. Its totient is φ = 1447722720.

The previous prime is 4487942617. The next prime is 4487942737. The reversal of 4487942664 is 4662497844.

It is a self number, because there is not a number n which added to its sum of digits gives 4487942664.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1003132 + ... + 1007595.

It is an arithmetic number, because the mean of its divisors is an integer number (261394640).

Almost surely, 2^4487942664 is an apocalyptic number.

It is an amenable number.

4487942664 is an abundant number, since it is smaller than the sum of its proper divisors (8059000056).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4487942664 is a wasteful number, since it uses less digits than its factorization.

4487942664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2010770 (or 2010763 counting only the distinct ones).

The product of its digits is 9289728, while the sum is 54.

The square root of 4487942664 is about 66992.1089681464. The cubic root of 4487942664 is about 1649.4877704754.

The spelling of 4487942664 in words is "four billion, four hundred eighty-seven million, nine hundred forty-two thousand, six hundred sixty-four".