4478988501 has 64 divisors (see below), whose sum is σ = 7402026240. Its totient is φ = 2659288320.

The previous prime is 4478988497. The next prime is 4478988509. The reversal of 4478988501 is 1058898744.

4478988501 is a `hidden beast` number, since 4 + 47 + 8 + 98 + 8 + 501 = 666.

It is not a de Polignac number, because 4478988501 - 2² = 4478988497 is a prime.

It is a super-2 number, since 2×4478988501² = 40122675984180454002, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4478988509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1132810 + ... + 1136756.

It is an arithmetic number, because the mean of its divisors is an integer number (115656660).

Almost surely, 2^4478988501 is an apocalyptic number.

It is an amenable number.

4478988501 is a deficient number, since it is larger than the sum of its proper divisors (2923037739).

4478988501 is a wasteful number, since it uses less digits than its factorization.

4478988501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4083 (or 4077 counting only the distinct ones).

The product of its (nonzero) digits is 2580480, while the sum is 54.

The square root of 4478988501 is about 66925.2456177786. The cubic root of 4478988501 is about 1648.3900428480.

The spelling of 4478988501 in words is "four billion, four hundred seventy-eight million, nine hundred eighty-eight thousand, five hundred one".