4460990644 has 48 divisors (see below), whose sum is σ = 8902656000. Its totient is φ = 1937426400.

The previous prime is 4460990641. The next prime is 4460990659.

4460990644 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 4460990594 and 4460990603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4460990641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 87057 + ... + 128455.

It is an arithmetic number, because the mean of its divisors is an integer number (185472000).

Almost surely, 2^4460990644 is an apocalyptic number.

4460990644 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

4460990644 is a deficient number, since it is larger than the sum of its proper divisors (4441665356).

4460990644 is a wasteful number, since it uses less digits than its factorization.

4460990644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41524 (or 41522 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 46.

The square root of 4460990644 is about 66790.6478782771. The cubic root of 4460990644 is about 1646.1791779993.

The spelling of 4460990644 in words is "four billion, four hundred sixty million, nine hundred ninety thousand, six hundred forty-four".