4004497263376 has 45 divisors (see below), whose sum is σ = 7798948179399. Its totient is φ = 1991918829600.

The previous prime is 4004497263373. The next prime is 4004497263409. The reversal of 4004497263376 is 6733627944004.

The square root of 4004497263376 is 2001124.

It is a perfect power (a square), and thus also a powerful number.

It is a super-2 number, since 2×4004497263376² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4004497263373) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1688947471 + ... + 1688949841.

Almost surely, 2^{4004497263376} is an apocalyptic number.

4004497263376 is the 2001124-th square number.

It is an amenable number.

4004497263376 is a deficient number, since it is larger than the sum of its proper divisors (3794450916023).

4004497263376 is an frugal number, since it uses more digits than its factorization.

4004497263376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5172 (or 2584 counting only the distinct ones).

The product of its (nonzero) digits is 18289152, while the sum is 55.

The spelling of 4004497263376 in words is "four trillion, four billion, four hundred ninety-seven million, two hundred sixty-three thousand, three hundred seventy-six".