84950138372 has 12 divisors (see below), whose sum is σ = 162177536976. Its totient is φ = 38613699240.

The previous prime is 84950138323. The next prime is 84950138443. The reversal of 84950138372 is 27383105948.

It is a self number, because there is not a number n which added to its sum of digits gives 84950138372.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 965342438 + ... + 965342525.

It is an arithmetic number, because the mean of its divisors is an integer number (13514794748).

Almost surely, 2^84950138372 is an apocalyptic number.

It is an amenable number.

84950138372 is a deficient number, since it is larger than the sum of its proper divisors (77227398604).

84950138372 is a wasteful number, since it uses less digits than its factorization.

84950138372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1930684978 (or 1930684976 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 50.

It can be divided in two parts, 84950 and 138372, that added together give a palindrome (223322).

The spelling of 84950138372 in words is "eighty-four billion, nine hundred fifty million, one hundred thirty-eight thousand, three hundred seventy-two".