7172750638394 has 16 divisors (see below), whose sum is σ = 12054450705696. Its totient is φ = 3172223869200.

The previous prime is 7172750638369. The next prime is 7172750638447. The reversal of 7172750638394 is 4938360572717.

It is a happy number.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4405865672 + ... + 4405867299.

It is an arithmetic number, because the mean of its divisors is an integer number (753403169106).

It is a 1-persistent number, because it is pandigital, but 2⋅7172750638394 = 14345501276788 is not.

Almost surely, 2^{7172750638394} is an apocalyptic number.

7172750638394 is a gapful number since it is divisible by the number (74) formed by its first and last digit.

7172750638394 is a deficient number, since it is larger than the sum of its proper divisors (4881700067302).

7172750638394 is a wasteful number, since it uses less digits than its factorization.

7172750638394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8811733021.

The product of its (nonzero) digits is 53343360, while the sum is 62.

The spelling of 7172750638394 in words is "seven trillion, one hundred seventy-two billion, seven hundred fifty million, six hundred thirty-eight thousand, three hundred ninety-four".