125466660 has 72 divisors (see below), whose sum is σ = 415187136. Its totient is φ = 30415680.

The previous prime is 125466659. The next prime is 125466697. The reversal of 125466660 is 66664521.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 29704 + ... + 33663.

It is an arithmetic number, because the mean of its divisors is an integer number (5766488).

Almost surely, 2^125466660 is an apocalyptic number.

125466660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

125466660 is an abundant number, since it is smaller than the sum of its proper divisors (289720476).

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

125466660 is a wasteful number, since it uses less digits than its factorization.

125466660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63393 (or 63388 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 125466660 is about 11201.1901153404. The cubic root of 125466660 is about 500.6214406364.

The spelling of 125466660 in words is "one hundred twenty-five million, four hundred sixty-six thousand, six hundred sixty".