5125000126451 has 4 divisors (see below), whose sum is σ = 5143911566304. Its totient is φ = 5106088686600.

The previous prime is 5125000126369. The next prime is 5125000126453. The reversal of 5125000126451 is 1546210005215.

5125000126451 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5125000126451 - 2¹⁸ = 5124999864307 is a prime.

It is a super-2 number, since 2×5125000126451² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5125000126453) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9455719520 + ... + 9455720061.

It is an arithmetic number, because the mean of its divisors is an integer number (1285977891576).

Almost surely, 2^{5125000126451} is an apocalyptic number.

5125000126451 is a deficient number, since it is larger than the sum of its proper divisors (18911439853).

5125000126451 is a wasteful number, since it uses less digits than its factorization.

5125000126451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18911439852.

The product of its (nonzero) digits is 12000, while the sum is 32.

The spelling of 5125000126451 in words is "five trillion, one hundred twenty-five billion, one hundred twenty-six thousand, four hundred fifty-one".