84475248713415 has 48 divisors (see below), whose sum is σ = 169633793679168. Its totient is φ = 38088253029888.

The previous prime is 84475248713407. The next prime is 84475248713417. The reversal of 84475248713415 is 51431784257448.

84475248713415 is a `hidden beast` number, since 8 + 4 + 4 + 7 + 5 + 2 + 487 + 134 + 15 = 666.

It is not a de Polignac number, because 84475248713415 - 2³ = 84475248713407 is a prime.

It is a super-2 number, since 2×84475248713415² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84475248713417) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1836794764 + ... + 1836840753.

It is an arithmetic number, because the mean of its divisors is an integer number (3534037368316).

Almost surely, 2^{84475248713415} is an apocalyptic number.

84475248713415 is an abundant number, since it is smaller than the sum of its proper divisors (85158544965753).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

84475248713415 is a wasteful number, since it uses less digits than its factorization.

84475248713415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3673635608 (or 3673635605 counting only the distinct ones).

The product of its digits is 120422400, while the sum is 63.

The spelling of 84475248713415 in words is "eighty-four trillion, four hundred seventy-five billion, two hundred forty-eight million, seven hundred thirteen thousand, four hundred fifteen".