478517785570 has 16 divisors (see below), whose sum is σ = 939634924608. Its totient is φ = 174006467440.

The previous prime is 478517785531. The next prime is 478517785619. The reversal of 478517785570 is 75587715874.

It is a super-2 number, since 2×478517785570² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2175080734 + ... + 2175080953.

It is an arithmetic number, because the mean of its divisors is an integer number (58727182788).

Almost surely, 2^478517785570 is an apocalyptic number.

478517785570 is a deficient number, since it is larger than the sum of its proper divisors (461117139038).

478517785570 is a wasteful number, since it uses less digits than its factorization.

478517785570 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4350161705.

The product of its (nonzero) digits is 76832000, while the sum is 64.

The spelling of 478517785570 in words is "four hundred seventy-eight billion, five hundred seventeen million, seven hundred eighty-five thousand, five hundred seventy".