125515323414 has 80 divisors (see below), whose sum is σ = 303010590960. Its totient is φ = 38603666880.

The previous prime is 125515323383. The next prime is 125515323499. The reversal of 125515323414 is 414323515521.

125515323414 is a `hidden beast` number, since 12 + 551 + 53 + 2 + 3 + 41 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 5508457 + ... + 5531195.

It is an arithmetic number, because the mean of its divisors is an integer number (3787632387).

Almost surely, 2^125515323414 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 125515323414, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (151505295480).

125515323414 is an abundant number, since it is smaller than the sum of its proper divisors (177495267546).

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

125515323414 is a wasteful number, since it uses less digits than its factorization.

125515323414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25387 (or 25378 counting only the distinct ones).

The product of its digits is 72000, while the sum is 36.

Adding to 125515323414 its reverse (414323515521), we get a palindrome (539838838935).

The spelling of 125515323414 in words is "one hundred twenty-five billion, five hundred fifteen million, three hundred twenty-three thousand, four hundred fourteen".