73219750377316 has 27 divisors (see below), whose sum is σ = 128557241047417. Its totient is φ = 36489505923440.

The previous prime is 73219750377313. The next prime is 73219750377343. The reversal of 73219750377316 is 61377305791237.

The square root of 73219750377316 is 8556854.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 3044012984100 + 70175737393216 = 1744710^2 + 8377096^2 .

It is a super-2 number, since 2×73219750377316² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73219750377311) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 5322356310 + ... + 5322370066.

Almost surely, 2^{73219750377316} is an apocalyptic number.

73219750377316 is the 8556854-th square number.

It is an amenable number.

73219750377316 is a deficient number, since it is larger than the sum of its proper divisors (55337490670101).

73219750377316 is an frugal number, since it uses more digits than its factorization.

73219750377316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28140 (or 14070 counting only the distinct ones).

The product of its (nonzero) digits is 35006580, while the sum is 61.

The spelling of 73219750377316 in words is "seventy-three trillion, two hundred nineteen billion, seven hundred fifty million, three hundred seventy-seven thousand, three hundred sixteen".