125550258 has 8 divisors (see below), whose sum is σ = 251100528. Its totient is φ = 41850084.

The previous prime is 125550209. The next prime is 125550259. The reversal of 125550258 is 852055521.

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

125550258 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (125550259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10462516 + ... + 10462527.

It is an arithmetic number, because the mean of its divisors is an integer number (31387566).

Almost surely, 2^125550258 is an apocalyptic number.

125550258 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

125550258 is a wasteful number, since it uses less digits than its factorization.

125550258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20925048.

The product of its (nonzero) digits is 20000, while the sum is 33.

The square root of 125550258 is about 11204.9211509943. The cubic root of 125550258 is about 500.7326033936.

The spelling of 125550258 in words is "one hundred twenty-five million, five hundred fifty thousand, two hundred fifty-eight".