8513041021478 has 16 divisors (see below), whose sum is σ = 14799330872064. Its totient is φ = 3597059586120.

The previous prime is 8513041021421. The next prime is 8513041021523. The reversal of 8513041021478 is 8741201403158.

It is a congruent number.

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, 4282212800 + ... + 4282214787.

It is an arithmetic number, because the mean of its divisors is an integer number (924958179504).

Almost surely, 2^{8513041021478} is an apocalyptic number.

8513041021478 is a deficient number, since it is larger than the sum of its proper divisors (6286289850586).

8513041021478 is a wasteful number, since it uses less digits than its factorization.

8513041021478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8564427667.

The product of its (nonzero) digits is 215040, while the sum is 44.

The spelling of 8513041021478 in words is "eight trillion, five hundred thirteen billion, forty-one million, twenty-one thousand, four hundred seventy-eight".