84137252572 has 6 divisors (see below), whose sum is σ = 147240192008. Its totient is φ = 42068626284.

The previous prime is 84137252561. The next prime is 84137252587. The reversal of 84137252572 is 27525273148.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10517156568 + ... + 10517156575.

Almost surely, 2^84137252572 is an apocalyptic number.

It is an amenable number.

84137252572 is a deficient number, since it is larger than the sum of its proper divisors (63102939436).

84137252572 is a wasteful number, since it uses less digits than its factorization.

84137252572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21034313147 (or 21034313145 counting only the distinct ones).

The product of its digits is 940800, while the sum is 46.

The spelling of 84137252572 in words is "eighty-four billion, one hundred thirty-seven million, two hundred fifty-two thousand, five hundred seventy-two".