125555235040 has 24 divisors (see below), whose sum is σ = 296624243160. Its totient is φ = 50222093952.

The previous prime is 125555235017. The next prime is 125555235101. The reversal of 125555235040 is 40532555521.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 392359950 + ... + 392360269.

It is an arithmetic number, because the mean of its divisors is an integer number (12359343465).

Almost surely, 2^125555235040 is an apocalyptic number.

125555235040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

125555235040 is an abundant number, since it is smaller than the sum of its proper divisors (171069008120).

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

125555235040 is an equidigital number, since it uses as much as digits as its factorization.

125555235040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 784720234 (or 784720226 counting only the distinct ones).

The product of its (nonzero) digits is 150000, while the sum is 37.

The spelling of 125555235040 in words is "one hundred twenty-five billion, five hundred fifty-five million, two hundred thirty-five thousand, forty".