4521724131136 has 14 divisors (see below), whose sum is σ = 8972796322850. Its totient is φ = 2260862065536.

The previous prime is 4521724131121. The next prime is 4521724131167. The reversal of 4521724131136 is 6311314271254.

It can be written as a sum of positive squares in only one way, i.e., 4520964577536 + 759553600 = 2126256^2 + 27560^2 .

It is a super-2 number, since 2×4521724131136² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35325969711 + ... + 35325969838.

Almost surely, 2^{4521724131136} is an apocalyptic number.

It is an amenable number.

4521724131136 is a deficient number, since it is larger than the sum of its proper divisors (4451072191714).

4521724131136 is an equidigital number, since it uses as much as digits as its factorization.

4521724131136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70651939561 (or 70651939551 counting only the distinct ones).

The product of its digits is 120960, while the sum is 40.

The spelling of 4521724131136 in words is "four trillion, five hundred twenty-one billion, seven hundred twenty-four million, one hundred thirty-one thousand, one hundred thirty-six".