2725445016 has 128 divisors (see below), whose sum is σ = 8762112000. Its totient is φ = 768807936.

The previous prime is 2725444951. The next prime is 2725445059. The reversal of 2725445016 is 6105445272.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 108040 + ... + 130856.

It is an arithmetic number, because the mean of its divisors is an integer number (68454000).

Almost surely, 2^2725445016 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 2725445016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4381056000).

2725445016 is an abundant number, since it is smaller than the sum of its proper divisors (6036666984).

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

2725445016 is a wasteful number, since it uses less digits than its factorization.

2725445016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22918 (or 22908 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 36.

The square root of 2725445016 is about 52205.7948507635. The cubic root of 2725445016 is about 1396.8372508694.

The spelling of 2725445016 in words is "two billion, seven hundred twenty-five million, four hundred forty-five thousand, sixteen".