2745418536 has 160 divisors (see below), whose sum is σ = 9305461440. Its totient is φ = 738243072.

The previous prime is 2745418523. The next prime is 2745418561. The reversal of 2745418536 is 6358145472.

2745418536 is a `hidden beast` number, since 2 + 74 + 5 + 41 + 8 + 536 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 2745418491 and 2745418500.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 59311 + ... + 94913.

It is an arithmetic number, because the mean of its divisors is an integer number (58159134).

Almost surely, 2^2745418536 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 2745418536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4652730720).

2745418536 is an abundant number, since it is smaller than the sum of its proper divisors (6560042904).

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

2745418536 is a wasteful number, since it uses less digits than its factorization.

2745418536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35645 (or 35632 counting only the distinct ones).

The product of its digits is 806400, while the sum is 45.

The square root of 2745418536 is about 52396.7416544197. The cubic root of 2745418536 is about 1400.2412060593.

The spelling of 2745418536 in words is "two billion, seven hundred forty-five million, four hundred eighteen thousand, five hundred thirty-six".