5131750323128 has 32 divisors (see below), whose sum is σ = 11304205259760. Its totient is φ = 2153181953280.

The previous prime is 5131750323121. The next prime is 5131750323137. The reversal of 5131750323128 is 8213230571315.

It is a super-2 number, since 2×5131750323128² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5131750323121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2242896725 + ... + 2242899012.

Almost surely, 2^{5131750323128} is an apocalyptic number.

It is an amenable number.

5131750323128 is an abundant number, since it is smaller than the sum of its proper divisors (6172454936632).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5131750323128 is a wasteful number, since it uses less digits than its factorization.

5131750323128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4485795767 (or 4485795763 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 41.

The spelling of 5131750323128 in words is "five trillion, one hundred thirty-one billion, seven hundred fifty million, three hundred twenty-three thousand, one hundred twenty-eight".