125758991005215 has 8 divisors (see below), whose sum is σ = 201214385608368. Its totient is φ = 67071461869440.

The previous prime is 125758991005201. The next prime is 125758991005253. The reversal of 125758991005215 is 512500199857521.

It is a happy number.

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

It is not a de Polignac number, because 125758991005215 - 2¹⁶ = 125758990939679 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4191966366826 + ... + 4191966366855.

It is an arithmetic number, because the mean of its divisors is an integer number (25151798201046).

Almost surely, 2^{125758991005215} is an apocalyptic number.

125758991005215 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

125758991005215 is a deficient number, since it is larger than the sum of its proper divisors (75455394603153).

125758991005215 is an equidigital number, since it uses as much as digits as its factorization.

125758991005215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8383932733689.

The product of its (nonzero) digits is 11340000, while the sum is 60.

The spelling of 125758991005215 in words is "one hundred twenty-five trillion, seven hundred fifty-eight billion, nine hundred ninety-one million, five thousand, two hundred fifteen".