478502207896 has 16 divisors (see below), whose sum is σ = 897214554000. Its totient is φ = 239244993504.

The previous prime is 478502207893. The next prime is 478502207899. The reversal of 478502207896 is 698702205874.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (478502207893) and next prime (478502207899).

It is a super-2 number, since 2×478502207896² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 478502207896.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (478502207891) 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 3 ways as a sum of consecutive naturals, for example, 421996 + ... + 1065403.

It is an arithmetic number, because the mean of its divisors is an integer number (56075909625).

Almost surely, 2^478502207896 is an apocalyptic number.

It is an amenable number.

478502207896 is a deficient number, since it is larger than the sum of its proper divisors (418712346104).

478502207896 is a wasteful number, since it uses less digits than its factorization.

478502207896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1527618 (or 1527614 counting only the distinct ones).

The product of its (nonzero) digits is 13547520, while the sum is 58.

The spelling of 478502207896 in words is "four hundred seventy-eight billion, five hundred two million, two hundred seven thousand, eight hundred ninety-six".