5157681142 has 8 divisors (see below), whose sum is σ = 7736826600. Its totient is φ = 2578738944.

The previous prime is 5157681121. The next prime is 5157681143. The reversal of 5157681142 is 2411867515.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 5157681095 and 5157681104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5157681143) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 71734 + ... + 124342.

It is an arithmetic number, because the mean of its divisors is an integer number (967103325).

Almost surely, 2^5157681142 is an apocalyptic number.

5157681142 is a deficient number, since it is larger than the sum of its proper divisors (2579145458).

5157681142 is a wasteful number, since it uses less digits than its factorization.

5157681142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101630.

The product of its digits is 67200, while the sum is 40.

The square root of 5157681142 is about 71816.9975841374. The cubic root of 5157681142 is about 1727.7656278192.

The spelling of 5157681142 in words is "five billion, one hundred fifty-seven million, six hundred eighty-one thousand, one hundred forty-two".