5131724639402 has 16 divisors (see below), whose sum is σ = 7708566273792. Its totient is φ = 2562202983600.

The previous prime is 5131724639399. The next prime is 5131724639423. The reversal of 5131724639402 is 2049364271315.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25630043 + ... + 25829489.

It is an arithmetic number, because the mean of its divisors is an integer number (481785392112).

Almost surely, 2^{5131724639402} is an apocalyptic number.

5131724639402 is a deficient number, since it is larger than the sum of its proper divisors (2576841634390).

5131724639402 is a wasteful number, since it uses less digits than its factorization.

5131724639402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217733.

The product of its (nonzero) digits is 1088640, while the sum is 47.

The spelling of 5131724639402 in words is "five trillion, one hundred thirty-one billion, seven hundred twenty-four million, six hundred thirty-nine thousand, four hundred two".