4945526784 has 180 divisors, whose sum is σ = 15590538600. Its totient is φ = 1498152960.

The previous prime is 4945526779. The next prime is 4945526791. The reversal of 4945526784 is 4876255494.

4945526784 is a `hidden beast` number, since 4 + 9 + 4 + 552 + 6 + 7 + 84 = 666.

It is a super-2 number, since 2×4945526784² = 48916470342522765312, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4945526784.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1620492 + ... + 1623540.

Almost surely, 2^4945526784 is an apocalyptic number.

4945526784 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4945526784, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7795269300).

4945526784 is an abundant number, since it is smaller than the sum of its proper divisors (10645011816).

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

4945526784 is a wasteful number, since it uses less digits than its factorization.

4945526784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3094 (or 3065 counting only the distinct ones).

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

The square root of 4945526784 is about 70324.4394503077. The cubic root of 4945526784 is about 1703.7433985096.

The spelling of 4945526784 in words is "four billion, nine hundred forty-five million, five hundred twenty-six thousand, seven hundred eighty-four".