84255077382015 has 16 divisors (see below), whose sum is σ = 134819136940896. Its totient is φ = 44932370227200.

The previous prime is 84255077382011. The next prime is 84255077382037. The reversal of 84255077382015 is 51028377055248.

It is not a de Polignac number, because 84255077382015 - 2² = 84255077382011 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84255077382011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 229250466 + ... + 229617695.

It is an arithmetic number, because the mean of its divisors is an integer number (8426196058806).

Almost surely, 2^{84255077382015} is an apocalyptic number.

84255077382015 is a deficient number, since it is larger than the sum of its proper divisors (50564059558881).

84255077382015 is a wasteful number, since it uses less digits than its factorization.

84255077382015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 458880410.

The product of its (nonzero) digits is 18816000, while the sum is 57.

The spelling of 84255077382015 in words is "eighty-four trillion, two hundred fifty-five billion, seventy-seven million, three hundred eighty-two thousand, fifteen".