78325341504 has 56 divisors (see below), whose sum is σ = 210154650048. Its totient is φ = 25740718080.

The previous prime is 78325341481. The next prime is 78325341529. The reversal of 78325341504 is 40514352387.

It is a super-2 number, since 2×78325341504² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2859217 + ... + 2886480.

It is an arithmetic number, because the mean of its divisors is an integer number (3752761608).

Almost surely, 2^78325341504 is an apocalyptic number.

It is an amenable number.

78325341504 is an abundant number, since it is smaller than the sum of its proper divisors (131829308544).

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

78325341504 is a wasteful number, since it uses less digits than its factorization.

78325341504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5745783 (or 5745773 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 42.

The spelling of 78325341504 in words is "seventy-eight billion, three hundred twenty-five million, three hundred forty-one thousand, five hundred four".