125878662 has 192 divisors, whose sum is σ = 361181184. Its totient is φ = 30792960.

The previous prime is 125878639. The next prime is 125878703. The reversal of 125878662 is 266878521.

125878662 is a `hidden beast` number, since 1 + 2 + 587 + 8 + 6 + 62 = 666.

Its product of digits (322560) is a multiple of the sum of its prime divisors (160).

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, 1878753 + ... + 1878819.

It is an arithmetic number, because the mean of its divisors is an integer number (1881152).

Almost surely, 2^125878662 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 125878662, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (180590592).

125878662 is an abundant number, since it is smaller than the sum of its proper divisors (235302522).

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

125878662 is a wasteful number, since it uses less digits than its factorization.

125878662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163 (or 160 counting only the distinct ones).

The product of its digits is 322560, while the sum is 45.

The square root of 125878662 is about 11219.5660343883. The cubic root of 125878662 is about 501.1688149476.

The spelling of 125878662 in words is "one hundred twenty-five million, eight hundred seventy-eight thousand, six hundred sixty-two".