4578718050 has 96 divisors (see below), whose sum is σ = 12924797760. Its totient is φ = 1191196800.

The previous prime is 4578718049. The next prime is 4578718087. The reversal of 4578718050 is 508178754.

It is a happy number.

4578718050 is a `hidden beast` number, since 4 + 578 + 71 + 8 + 0 + 5 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a junction number, because it is equal to n+sod(n) for n = 4578717987 and 4578718005.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 13989 + ... + 96711.

It is an arithmetic number, because the mean of its divisors is an integer number (134633310).

Almost surely, 2^4578718050 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4578718050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6462398880).

4578718050 is an abundant number, since it is smaller than the sum of its proper divisors (8346079710).

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

4578718050 is a wasteful number, since it uses less digits than its factorization.

4578718050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82785 (or 82774 counting only the distinct ones).

The product of its (nonzero) digits is 313600, while the sum is 45.

The square root of 4578718050 is about 67666.2253269680. The cubic root of 4578718050 is about 1660.5347444970.

The spelling of 4578718050 in words is "four billion, five hundred seventy-eight million, seven hundred eighteen thousand, fifty".