5125005405 has 64 divisors (see below), whose sum is σ = 10128599040. Its totient is φ = 2441664000.

The previous prime is 5125005331. The next prime is 5125005409. The reversal of 5125005405 is 5045005215.

5125005405 is a `hidden beast` number, since 5 + 1 + 250 + 0 + 5 + 405 = 666.

It is not a de Polignac number, because 5125005405 - 2¹⁴ = 5124989021 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5125005409) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7305 + ... + 101505.

It is an arithmetic number, because the mean of its divisors is an integer number (158259360).

Almost surely, 2^5125005405 is an apocalyptic number.

It is an amenable number.

5125005405 is a deficient number, since it is larger than the sum of its proper divisors (5003593635).

5125005405 is a wasteful number, since it uses less digits than its factorization.

5125005405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94259 (or 94253 counting only the distinct ones).

The product of its (nonzero) digits is 5000, while the sum is 27.

The square root of 5125005405 is about 71589.1430665293. The cubic root of 5125005405 is about 1724.1092262924.

The spelling of 5125005405 in words is "five billion, one hundred twenty-five million, five thousand, four hundred five".