4981403658 has 32 divisors (see below), whose sum is σ = 12421163520. Its totient is φ = 1293870960.

The previous prime is 4981403657. The next prime is 4981403663. The reversal of 4981403658 is 8563041894.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4981403657) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5390668 + ... + 5391591.

It is an arithmetic number, because the mean of its divisors is an integer number (388161360).

Almost surely, 2^4981403658 is an apocalyptic number.

4981403658 is an abundant number, since it is smaller than the sum of its proper divisors (7439759862).

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

4981403658 is a wasteful number, since it uses less digits than its factorization.

4981403658 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10782282.

The product of its (nonzero) digits is 829440, while the sum is 48.

The square root of 4981403658 is about 70579.0596281928. The cubic root of 4981403658 is about 1707.8533598399.

The spelling of 4981403658 in words is "four billion, nine hundred eighty-one million, four hundred three thousand, six hundred fifty-eight".