2499566211072 has 936 divisors, whose sum is σ = 8883462684096. Its totient is φ = 699962425344.

The previous prime is 2499566211071. The next prime is 2499566211119. The reversal of 2499566211072 is 2701126659942.

It is a happy number.

2499566211072 is a `hidden beast` number, since 2 + 4 + 9 + 9 + 5 + 6 + 621 + 1 + 0 + 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 (2499566211071) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 2584866333 + ... + 2584867299.

It is an arithmetic number, because the mean of its divisors is an integer number (9490878936).

Almost surely, 2^{2499566211072} 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 2499566211072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4441731342048).

2499566211072 is an abundant number, since it is smaller than the sum of its proper divisors (6383896473024).

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

2499566211072 is an frugal number, since it uses more digits than its factorization.

2499566211072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1073 (or 1032 counting only the distinct ones).

The product of its (nonzero) digits is 3265920, while the sum is 54.

The spelling of 2499566211072 in words is "two trillion, four hundred ninety-nine billion, five hundred sixty-six million, two hundred eleven thousand, seventy-two".