4490030462640 has 80 divisors (see below), whose sum is σ = 14049179509248. Its totient is φ = 1186151342848.

The previous prime is 4490030462623. The next prime is 4490030462663. The reversal of 4490030462640 is 462640300944.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is a junction number, because it is equal to n+sod(n) for n = 4490030462592 and 4490030462601.

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, 87397032 + ... + 87448391.

Almost surely, 2^{4490030462640} is an apocalyptic number.

4490030462640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4490030462640 is an abundant number, since it is smaller than the sum of its proper divisors (9559149046608).

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

4490030462640 is a wasteful number, since it uses less digits than its factorization.

4490030462640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174845546 (or 174845540 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 42.

The spelling of 4490030462640 in words is "four trillion, four hundred ninety billion, thirty million, four hundred sixty-two thousand, six hundred forty".