125006530110 has 128 divisors (see below), whose sum is σ = 375819706368. Its totient is φ = 25852176000.

The previous prime is 125006530097. The next prime is 125006530157. The reversal of 125006530110 is 11035600521.

It is a super-2 number, since 2×125006530110² (a number of 23 digits) contains 22 as substring.

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 63 ways as a sum of consecutive naturals, for example, 359175 + ... + 615645.

It is an arithmetic number, because the mean of its divisors is an integer number (2936091456).

Almost surely, 2^125006530110 is an apocalyptic number.

125006530110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 125006530110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (187909853184).

125006530110 is an abundant number, since it is smaller than the sum of its proper divisors (250813176258).

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

125006530110 is a wasteful number, since it uses less digits than its factorization.

125006530110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256710.

The product of its (nonzero) digits is 900, while the sum is 24.

The spelling of 125006530110 in words is "one hundred twenty-five billion, six million, five hundred thirty thousand, one hundred ten".