2745725520216 has 128 divisors (see below), whose sum is σ = 7877435650560. Its totient is φ = 781244006400.

The previous prime is 2745725520173. The next prime is 2745725520229. The reversal of 2745725520216 is 6120255275472.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 319973046 + ... + 319981626.

It is an arithmetic number, because the mean of its divisors is an integer number (61542466020).

Almost surely, 2^{2745725520216} 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 2745725520216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3938717825280).

2745725520216 is an abundant number, since it is smaller than the sum of its proper divisors (5131710130344).

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

2745725520216 is a wasteful number, since it uses less digits than its factorization.

2745725520216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16265 (or 16261 counting only the distinct ones).

The product of its (nonzero) digits is 2352000, while the sum is 48.

The spelling of 2745725520216 in words is "two trillion, seven hundred forty-five billion, seven hundred twenty-five million, five hundred twenty thousand, two hundred sixteen".