125846783985 has 32 divisors (see below), whose sum is σ = 221886580608. Its totient is φ = 60514513920.

The previous prime is 125846783977. The next prime is 125846783989. The reversal of 125846783985 is 589387648521.

It is not a de Polignac number, because 125846783985 - 2³ = 125846783977 is a prime.

It is not an unprimeable number, because it can be changed into a prime (125846783989) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7495896 + ... + 7512665.

It is an arithmetic number, because the mean of its divisors is an integer number (6933955644).

Almost surely, 2^125846783985 is an apocalyptic number.

125846783985 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

125846783985 is a deficient number, since it is larger than the sum of its proper divisors (96039796623).

125846783985 is a wasteful number, since it uses less digits than its factorization.

125846783985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15008625.

The product of its digits is 116121600, while the sum is 66.

The spelling of 125846783985 in words is "one hundred twenty-five billion, eight hundred forty-six million, seven hundred eighty-three thousand, nine hundred eighty-five".