72150070606720 has 64 divisors (see below), whose sum is σ = 174191522725440. Its totient is φ = 28574285363200.

The previous prime is 72150070606673. The next prime is 72150070606721. The reversal of 72150070606720 is 2760607005127.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72150070606721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 558026872 + ... + 558156151.

It is an arithmetic number, because the mean of its divisors is an integer number (2721742542585).

Almost surely, 2^{72150070606720} is an apocalyptic number.

It is an amenable number.

72150070606720 is an abundant number, since it is smaller than the sum of its proper divisors (102041452118720).

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

72150070606720 is a wasteful number, since it uses less digits than its factorization.

72150070606720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1116183143 (or 1116183131 counting only the distinct ones).

The product of its (nonzero) digits is 246960, while the sum is 43.

The spelling of 72150070606720 in words is "seventy-two trillion, one hundred fifty billion, seventy million, six hundred six thousand, seven hundred twenty".