84142770339 has 16 divisors (see below), whose sum is σ = 112423963680. Its totient is φ = 55978444800.

The previous prime is 84142770293. The next prime is 84142770347. The reversal of 84142770339 is 93307724148.

It is not a de Polignac number, because 84142770339 - 2¹⁵ = 84142737571 is a prime.

It is not an unprimeable number, because it can be changed into a prime (84142770379) 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, 7124239 + ... + 7136039.

It is an arithmetic number, because the mean of its divisors is an integer number (7026497730).

Almost surely, 2^84142770339 is an apocalyptic number.

84142770339 is a deficient number, since it is larger than the sum of its proper divisors (28281193341).

84142770339 is a wasteful number, since it uses less digits than its factorization.

84142770339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16550.

The product of its (nonzero) digits is 1016064, while the sum is 48.

The spelling of 84142770339 in words is "eighty-four billion, one hundred forty-two million, seven hundred seventy thousand, three hundred thirty-nine".