7373166991 has 8 divisors (see below), whose sum is σ = 7448207360. Its totient is φ = 7298392248.

The previous prime is 7373166989. The next prime is 7373167003. The reversal of 7373166991 is 1996613737.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 7373166991 - 2¹ = 7373166989 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7373166091) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10371 + ... + 121876.

It is an arithmetic number, because the mean of its divisors is an integer number (931025920).

Almost surely, 2^7373166991 is an apocalyptic number.

7373166991 is a deficient number, since it is larger than the sum of its proper divisors (75040369).

7373166991 is a wasteful number, since it uses less digits than its factorization.

7373166991 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132813.

The product of its digits is 1285956, while the sum is 52.

The square root of 7373166991 is about 85867.1473323762. The cubic root of 7373166991 is about 1946.3369313549.

The spelling of 7373166991 in words is "seven billion, three hundred seventy-three million, one hundred sixty-six thousand, nine hundred ninety-one".