2537281291552 has 216 divisors, whose sum is σ = 6275439179856. Its totient is φ = 1006207163136.

The previous prime is 2537281291547. The next prime is 2537281291561. The reversal of 2537281291552 is 2551921827352.

It is a self number, because there is not a number n which added to its sum of digits gives 2537281291552.

It is an unprimeable number.

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 35 ways as a sum of consecutive naturals, for example, 24287943 + ... + 24392185.

It is an arithmetic number, because the mean of its divisors is an integer number (29052959166).

Almost surely, 2^{2537281291552} 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 2537281291552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3137719589928).

2537281291552 is an abundant number, since it is smaller than the sum of its proper divisors (3738157888304).

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

2537281291552 is a wasteful number, since it uses less digits than its factorization.

2537281291552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104348 (or 104314 counting only the distinct ones).

The product of its digits is 3024000, while the sum is 52.

The spelling of 2537281291552 in words is "two trillion, five hundred thirty-seven billion, two hundred eighty-one million, two hundred ninety-one thousand, five hundred fifty-two".