84016210502172 has 48 divisors (see below), whose sum is σ = 211121825374880. Its totient is φ = 25850631299328.

The previous prime is 84016210502167. The next prime is 84016210502179. The reversal of 84016210502172 is 27120501261048.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 84016210502172.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84016210502179) 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, 2648154 + ... + 13230462.

Almost surely, 2^{84016210502172} is an apocalyptic number.

It is an amenable number.

84016210502172 is an abundant number, since it is smaller than the sum of its proper divisors (127105614872708).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

84016210502172 is a wasteful number, since it uses less digits than its factorization.

84016210502172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10633222 (or 10633220 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 39.

The spelling of 84016210502172 in words is "eighty-four trillion, sixteen billion, two hundred ten million, five hundred two thousand, one hundred seventy-two".