84324450684 has 48 divisors (see below), whose sum is σ = 201256625696. Its totient is φ = 27471225600.

The previous prime is 84324450667. The next prime is 84324450689. The reversal of 84324450684 is 48605442348.

It is a super-2 number, since 2×84324450684² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84324450689) 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, 251947 + ... + 481794.

Almost surely, 2^84324450684 is an apocalyptic number.

It is an amenable number.

84324450684 is an abundant number, since it is smaller than the sum of its proper divisors (116932175012).

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

84324450684 is a wasteful number, since it uses less digits than its factorization.

84324450684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 733966 (or 733964 counting only the distinct ones).

The product of its (nonzero) digits is 2949120, while the sum is 48.

The spelling of 84324450684 in words is "eighty-four billion, three hundred twenty-four million, four hundred fifty thousand, six hundred eighty-four".