2291527058472 has 448 divisors, whose sum is σ = 6919125451200. Its totient is φ = 708999505920.

The previous prime is 2291527058437. The next prime is 2291527058473. The reversal of 2291527058472 is 2748507251922.

It is a happy number.

2291527058472 is a `hidden beast` number, since 2 + 2 + 9 + 1 + 52 + 7 + 0 + 584 + 7 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (2291527058473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 111 ways as a sum of consecutive naturals, for example, 2345472448 + ... + 2345473424.

Almost surely, 2^{2291527058472} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2291527058472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3459562725600).

2291527058472 is an abundant number, since it is smaller than the sum of its proper divisors (4627598392728).

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

2291527058472 is a wasteful number, since it uses less digits than its factorization.

2291527058472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1428 (or 1409 counting only the distinct ones).

The product of its (nonzero) digits is 5644800, while the sum is 54.

The spelling of 2291527058472 in words is "two trillion, two hundred ninety-one billion, five hundred twenty-seven million, fifty-eight thousand, four hundred seventy-two".