195440455920004 has 9 divisors (see below), whose sum is σ = 342020846790021. Its totient is φ = 97720213980000.

The previous prime is 195440455919993. The next prime is 195440455920041. The reversal of 195440455920004 is 400029554044591.

The square root of 195440455920004 is 13980002.

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

It can be written as a sum of positive squares in only one way, i.e., 87401893814404 + 108038562105600 = 9348898^2 + 10394160^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 24465004 + ... + 31455004.

Almost surely, 2^{195440455920004} is an apocalyptic number.

195440455920004 is the 13980002-nd square number.

It is an amenable number.

195440455920004 is a deficient number, since it is larger than the sum of its proper divisors (146580390870017).

195440455920004 is an frugal number, since it uses more digits than its factorization.

195440455920004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13980006 (or 6990003 counting only the distinct ones).

The product of its (nonzero) digits is 5184000, while the sum is 52.

The spelling of 195440455920004 in words is "one hundred ninety-five trillion, four hundred forty billion, four hundred fifty-five million, nine hundred twenty thousand, four".