2289574501956 has 189 divisors, whose sum is σ = 6989928665391. Its totient is φ = 654000724944.

The previous prime is 2289574501829. The next prime is 2289574501957. The reversal of 2289574501956 is 6591054759822.

The square root of 2289574501956 is 1513134.

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

2289574501956 is a `hidden beast` number, since 2 + 2 + 8 + 9 + 5 + 74 + 501 + 9 + 56 = 666.

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

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a junction number, because it is equal to n+sod(n) for n = 2289574501893 and 2289574501902.

It is not an unprimeable number, because it can be changed into a prime (2289574501957) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 62 ways as a sum of consecutive naturals, for example, 571962651 + ... + 571966653.

Almost surely, 2^{2289574501956} is an apocalyptic number.

2289574501956 is the 1513134-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2289574501956

2289574501956 is an abundant number, since it is smaller than the sum of its proper divisors (4700354163435).

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

2289574501956 is an frugal number, since it uses more digits than its factorization.

2289574501956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8042 (or 4015 counting only the distinct ones).

The product of its (nonzero) digits is 54432000, while the sum is 63.

The spelling of 2289574501956 in words is "two trillion, two hundred eighty-nine billion, five hundred seventy-four million, five hundred one thousand, nine hundred fifty-six".