2251025244216 has 96 divisors (see below), whose sum is σ = 7270392130560. Its totient is φ = 615187020096.

The previous prime is 2251025244211. The next prime is 2251025244229. The reversal of 2251025244216 is 6124425201522.

2251025244216 is a `hidden beast` number, since 2 + 2 + 5 + 102 + 524 + 4 + 21 + 6 = 666.

It is a super-2 number, since 2×2251025244216² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2251025244211) 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 23 ways as a sum of consecutive naturals, for example, 97082320 + ... + 97105503.

It is an arithmetic number, because the mean of its divisors is an integer number (75733251360).

Almost surely, 2^{2251025244216} is an apocalyptic number.

It is an amenable number.

2251025244216 is an abundant number, since it is smaller than the sum of its proper divisors (5019366886344).

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

2251025244216 is a wasteful number, since it uses less digits than its factorization.

2251025244216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194187865 (or 194187858 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 36.

The spelling of 2251025244216 in words is "two trillion, two hundred fifty-one billion, twenty-five million, two hundred forty-four thousand, two hundred sixteen".