123260660571 has 8 divisors (see below), whose sum is σ = 169649081344. Its totient is φ = 79523006760.

The previous prime is 123260660557. The next prime is 123260660599. The reversal of 123260660571 is 175066062321.

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

It is not a de Polignac number, because 123260660571 - 2¹³ = 123260652379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123260660521) 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, 662691631 + ... + 662691816.

It is an arithmetic number, because the mean of its divisors is an integer number (21206135168).

Almost surely, 2^123260660571 is an apocalyptic number.

123260660571 is a deficient number, since it is larger than the sum of its proper divisors (46388420773).

123260660571 is a wasteful number, since it uses less digits than its factorization.

123260660571 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1325383481.

The product of its (nonzero) digits is 90720, while the sum is 39.

The spelling of 123260660571 in words is "one hundred twenty-three billion, two hundred sixty million, six hundred sixty thousand, five hundred seventy-one".