75216725346 has 32 divisors (see below), whose sum is σ = 172065794688. Its totient is φ = 21472761600.

The previous prime is 75216725333. The next prime is 75216725371. The reversal of 75216725346 is 64352761257.

It is a junction number, because it is equal to n+sod(n) for n = 75216725295 and 75216725304.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 687255 + ... + 789146.

It is an arithmetic number, because the mean of its divisors is an integer number (5377056084).

Almost surely, 2^75216725346 is an apocalyptic number.

75216725346 is an abundant number, since it is smaller than the sum of its proper divisors (96849069342).

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

75216725346 is a wasteful number, since it uses less digits than its factorization.

75216725346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1477626.

The product of its digits is 2116800, while the sum is 48.

The spelling of 75216725346 in words is "seventy-five billion, two hundred sixteen million, seven hundred twenty-five thousand, three hundred forty-six".