478860437415 has 32 divisors (see below), whose sum is σ = 782573239296. Its totient is φ = 249928039040.

The previous prime is 478860437401. The next prime is 478860437443. The reversal of 478860437415 is 514734068874.

It is not a de Polignac number, because 478860437415 - 2⁴ = 478860437399 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6515020 + ... + 6588110.

It is an arithmetic number, because the mean of its divisors is an integer number (24455413728).

Almost surely, 2^478860437415 is an apocalyptic number.

478860437415 is a deficient number, since it is larger than the sum of its proper divisors (303712801881).

478860437415 is a wasteful number, since it uses less digits than its factorization.

478860437415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82439.

The product of its (nonzero) digits is 18063360, while the sum is 57.

The spelling of 478860437415 in words is "four hundred seventy-eight billion, eight hundred sixty million, four hundred thirty-seven thousand, four hundred fifteen".