4497502478 has 32 divisors (see below), whose sum is σ = 8079022080. Its totient is φ = 1835951040.

The previous prime is 4497502463. The next prime is 4497502511. The reversal of 4497502478 is 8742057944.

It is a happy number.

It is a super-2 number, since 2×4497502478² = 40455057079232280968, which contains 22 as substring.

It is a Smith number, since the sum of its digits (50) 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 a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47738 + ... + 106178.

It is an arithmetic number, because the mean of its divisors is an integer number (252469440).

Almost surely, 2^4497502478 is an apocalyptic number.

4497502478 is a deficient number, since it is larger than the sum of its proper divisors (3581519602).

4497502478 is a wasteful number, since it uses less digits than its factorization.

4497502478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58712.

The product of its (nonzero) digits is 2257920, while the sum is 50.

The square root of 4497502478 is about 67063.4213114720. The cubic root of 4497502478 is about 1650.6581369637.

It can be divided in two parts, 4497502 and 478, that multiplied together give a square (2149805956 = 46366²).

The spelling of 4497502478 in words is "four billion, four hundred ninety-seven million, five hundred two thousand, four hundred seventy-eight".