125718821283 has 24 divisors (see below), whose sum is σ = 184422966784. Its totient is φ = 76121313840.

The previous prime is 125718821251. The next prime is 125718821299. The reversal of 125718821283 is 382128817521.

It is not a de Polignac number, because 125718821283 - 2⁵ = 125718821251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125718821203) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 222966 + ... + 548772.

Almost surely, 2^125718821283 is an apocalyptic number.

125718821283 is a deficient number, since it is larger than the sum of its proper divisors (58704145501).

125718821283 is a wasteful number, since it uses less digits than its factorization.

125718821283 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326895 (or 326884 counting only the distinct ones).

The product of its digits is 430080, while the sum is 48.

The spelling of 125718821283 in words is "one hundred twenty-five billion, seven hundred eighteen million, eight hundred twenty-one thousand, two hundred eighty-three".