125888745819 has 8 divisors (see below), whose sum is σ = 167854004032. Its totient is φ = 83924659080.

The previous prime is 125888745811. The next prime is 125888745833. The reversal of 125888745819 is 918547888521.

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

It is not a de Polignac number, because 125888745819 - 2³ = 125888745811 is a prime.

It is a super-2 number, since 2×125888745819² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 125888745819.

It is not an unprimeable number, because it can be changed into a prime (125888745811) 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, 397 + ... + 501774.

It is an arithmetic number, because the mean of its divisors is an integer number (20981750504).

Almost surely, 2^125888745819 is an apocalyptic number.

125888745819 is a deficient number, since it is larger than the sum of its proper divisors (41965258213).

125888745819 is an equidigital number, since it uses as much as digits as its factorization.

125888745819 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 585737.

The product of its digits is 51609600, while the sum is 66.

The spelling of 125888745819 in words is "one hundred twenty-five billion, eight hundred eighty-eight million, seven hundred forty-five thousand, eight hundred nineteen".