8749999478 has 8 divisors (see below), whose sum is σ = 14318181000. Its totient is φ = 3977272480.

The previous prime is 8749999439. The next prime is 8749999487.

8749999478 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 198863603 + ... + 198863646.

It is an arithmetic number, because the mean of its divisors is an integer number (1789772625).

Almost surely, 2^8749999478 is an apocalyptic number.

8749999478 is a deficient number, since it is larger than the sum of its proper divisors (5568181522).

8749999478 is a wasteful number, since it uses less digits than its factorization.

8749999478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 397727262.

The product of its digits is 329204736, while the sum is 74.

The square root of 8749999478 is about 93541.4318791411. The cubic root of 8749999478 is about 2060.6426089269.

The spelling of 8749999478 in words is "eight billion, seven hundred forty-nine million, nine hundred ninety-nine thousand, four hundred seventy-eight".