5125351680 has 144 divisors (see below), whose sum is σ = 18188002560. Its totient is φ = 1366751232.

The previous prime is 5125351667. The next prime is 5125351691. The reversal of 5125351680 is 861535215.

It is a happy number.

5125351680 is a `hidden beast` number, since 5 + 12 + 53 + 516 + 80 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

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 15 ways as a sum of consecutive naturals, for example, 39592 + ... + 108711.

Almost surely, 2^5125351680 is an apocalyptic number.

It is an amenable number.

5125351680 is an abundant number, since it is smaller than the sum of its proper divisors (13062650880).

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

5125351680 is a wasteful number, since it uses less digits than its factorization.

5125351680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148333 (or 148313 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 36.

The square root of 5125351680 is about 71591.5615139103. The cubic root of 5125351680 is about 1724.1480556809.

Adding to 5125351680 its reverse (861535215), we get a palindrome (5986886895).

The spelling of 5125351680 in words is "five billion, one hundred twenty-five million, three hundred fifty-one thousand, six hundred eighty".