125418678 has 192 divisors, whose sum is σ = 349332480. Its totient is φ = 29272320.

The previous prime is 125418613. The next prime is 125418691. The reversal of 125418678 is 876814521.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (42).

Its product of digits (107520) is a multiple of the sum of its prime divisors (112).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3389676 + ... + 3389712.

It is an arithmetic number, because the mean of its divisors is an integer number (1819440).

Almost surely, 2^125418678 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 125418678, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (174666240).

125418678 is an abundant number, since it is smaller than the sum of its proper divisors (223913802).

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

125418678 is a wasteful number, since it uses less digits than its factorization.

125418678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123 (or 112 counting only the distinct ones).

The product of its digits is 107520, while the sum is 42.

The square root of 125418678 is about 11199.0480845472. The cubic root of 125418678 is about 500.5576152327.

The spelling of 125418678 in words is "one hundred twenty-five million, four hundred eighteen thousand, six hundred seventy-eight".