5157532857840 has 160 divisors (see below), whose sum is σ = 17477365876992. Its totient is φ = 1247764224000.

The previous prime is 5157532857803. The next prime is 5157532857857. The reversal of 5157532857840 is 487582357515.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (60).

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 693181 + ... + 3285660.

Almost surely, 2^{5157532857840} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5157532857840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8738682938496).

5157532857840 is an abundant number, since it is smaller than the sum of its proper divisors (12319833019152).

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

5157532857840 is a wasteful number, since it uses less digits than its factorization.

5157532857840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3979359 (or 3979353 counting only the distinct ones).

The product of its (nonzero) digits is 47040000, while the sum is 60.

The spelling of 5157532857840 in words is "five trillion, one hundred fifty-seven billion, five hundred thirty-two million, eight hundred fifty-seven thousand, eight hundred forty".