84328919052 has 72 divisors (see below), whose sum is σ = 229125335040. Its totient is φ = 24069497760.

The previous prime is 84328918967. The next prime is 84328919137. The reversal of 84328919052 is 25091982348.

It is an interprime number because it is at equal distance from previous prime (84328918967) and next prime (84328919137).

It is a super-2 number, since 2×84328919052² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 84328918986 and 84328919004.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 510349 + ... + 655067.

It is an arithmetic number, because the mean of its divisors is an integer number (3182296320).

Almost surely, 2^84328919052 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 84328919052, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (114562667520).

84328919052 is an abundant number, since it is smaller than the sum of its proper divisors (144796415988).

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

84328919052 is a wasteful number, since it uses less digits than its factorization.

84328919052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145731 (or 145722 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 51.

The spelling of 84328919052 in words is "eighty-four billion, three hundred twenty-eight million, nine hundred nineteen thousand, fifty-two".