9723174480551 has 16 divisors (see below), whose sum is σ = 11377460649984. Its totient is φ = 8135436736224.

The previous prime is 9723174480541. The next prime is 9723174480557. The reversal of 9723174480551 is 1550844713279.

It is not a de Polignac number, because 9723174480551 - 2¹⁰ = 9723174479527 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 (9723174480557) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9211676 + ... + 10212801.

It is an arithmetic number, because the mean of its divisors is an integer number (711091290624).

Almost surely, 2^{9723174480551} is an apocalyptic number.

9723174480551 is a deficient number, since it is larger than the sum of its proper divisors (1654286169433).

9723174480551 is a wasteful number, since it uses less digits than its factorization.

9723174480551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19426190.

The product of its (nonzero) digits is 8467200, while the sum is 56.

The spelling of 9723174480551 in words is "nine trillion, seven hundred twenty-three billion, one hundred seventy-four million, four hundred eighty thousand, five hundred fifty-one".