84338255215 has 16 divisors (see below), whose sum is σ = 103754359296. Its totient is φ = 65774176000.

The previous prime is 84338255201. The next prime is 84338255273. The reversal of 84338255215 is 51255283348.

It is not a de Polignac number, because 84338255215 - 2¹³ = 84338247023 is a prime.

It is a super-2 number, since 2×84338255215² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 108594 + ... + 424816.

It is an arithmetic number, because the mean of its divisors is an integer number (6484647456).

Almost surely, 2^84338255215 is an apocalyptic number.

84338255215 is a deficient number, since it is larger than the sum of its proper divisors (19416104081).

84338255215 is a wasteful number, since it uses less digits than its factorization.

84338255215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317570.

The product of its digits is 1152000, while the sum is 46.

The spelling of 84338255215 in words is "eighty-four billion, three hundred thirty-eight million, two hundred fifty-five thousand, two hundred fifteen".