5126662405 has 4 divisors (see below), whose sum is σ = 6151994892. Its totient is φ = 4101329920.

The previous prime is 5126662393. The next prime is 5126662481. The reversal of 5126662405 is 5042666215.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3897879489 + 1228782916 = 62433^2 + 35054^2 .

It is not a de Polignac number, because 5126662405 - 2¹³ = 5126654213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 512666236 + ... + 512666245.

It is an arithmetic number, because the mean of its divisors is an integer number (1537998723).

Almost surely, 2^5126662405 is an apocalyptic number.

It is an amenable number.

5126662405 is a deficient number, since it is larger than the sum of its proper divisors (1025332487).

5126662405 is a wasteful number, since it uses less digits than its factorization.

5126662405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1025332486.

The product of its (nonzero) digits is 86400, while the sum is 37.

The square root of 5126662405 is about 71600.7151151439. The cubic root of 5126662405 is about 1724.2950173911.

The spelling of 5126662405 in words is "five billion, one hundred twenty-six million, six hundred sixty-two thousand, four hundred five".