125504016 has 80 divisors (see below), whose sum is σ = 355477248. Its totient is φ = 37840000.

The previous prime is 125504011. The next prime is 125504039. The reversal of 125504016 is 610405521.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (125504011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 132055 + ... + 133001.

Almost surely, 2^125504016 is an apocalyptic number.

125504016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 125504016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (177738624).

125504016 is an abundant number, since it is smaller than the sum of its proper divisors (229973232).

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

125504016 is a wasteful number, since it uses less digits than its factorization.

125504016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1220 (or 1214 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 125504016 is about 11202.8574926221. The cubic root of 125504016 is about 500.6711201259.

Adding to 125504016 its reverse (610405521), we get a palindrome (735909537).

The spelling of 125504016 in words is "one hundred twenty-five million, five hundred four thousand, sixteen".