4542894756 has 108 divisors (see below), whose sum is σ = 12243162204. Its totient is φ = 1419984000.

The previous prime is 4542894739. The next prime is 4542894761. The reversal of 4542894756 is 6574982454.

4542894756 is a `hidden beast` number, since 4 + 542 + 8 + 9 + 47 + 56 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 2858613156 + 1684281600 = 53466^2 + 41040^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1310866 + ... + 1314326.

It is an arithmetic number, because the mean of its divisors is an integer number (113362613).

Almost surely, 2^4542894756 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 4542894756, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6121581102).

4542894756 is an abundant number, since it is smaller than the sum of its proper divisors (7700267448).

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

4542894756 is a wasteful number, since it uses less digits than its factorization.

4542894756 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3610 (or 3586 counting only the distinct ones).

The product of its digits is 9676800, while the sum is 54.

The square root of 4542894756 is about 67400.9996661771. Note that the first 3 decimals coincide. The cubic root of 4542894756 is about 1656.1927985637.

The spelling of 4542894756 in words is "four billion, five hundred forty-two million, eight hundred ninety-four thousand, seven hundred fifty-six".