959220442404 has 189 divisors, whose sum is σ = 2928839226411. Its totient is φ = 273957208560.

The previous prime is 959220442373. The next prime is 959220442441. The reversal of 959220442404 is 404244022959.

It is a happy number.

The square root of 959220442404 is 979398.

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

It is a tau number, because it is divible by the number of its divisors (189).

It is a self number, because there is not a number n which added to its sum of digits gives 959220442404.

It is an unprimeable number.

It is a polite number, since it can be written in 62 ways as a sum of consecutive naturals, for example, 370211149 + ... + 370213739.

Almost surely, 2^959220442404 is an apocalyptic number.

959220442404 is the 979398-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 959220442404

959220442404 is an abundant number, since it is smaller than the sum of its proper divisors (1969618784007).

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

959220442404 is an frugal number, since it uses more digits than its factorization.

959220442404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5218 (or 2603 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 45.

The spelling of 959220442404 in words is "nine hundred fifty-nine billion, two hundred twenty million, four hundred forty-two thousand, four hundred four".