10140520142 has 8 divisors (see below), whose sum is σ = 15212640576. Its totient is φ = 5069639952.

The previous prime is 10140520141. The next prime is 10140520183. The reversal of 10140520142 is 24102504101.

It is a happy number.

10140520142 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10140520141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 289343 + ... + 322490.

It is an arithmetic number, because the mean of its divisors is an integer number (1901580072).

Almost surely, 2^10140520142 is an apocalyptic number.

10140520142 is a deficient number, since it is larger than the sum of its proper divisors (5072120434).

10140520142 is an equidigital number, since it uses as much as digits as its factorization.

10140520142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 620122.

The product of its (nonzero) digits is 320, while the sum is 20.

The spelling of 10140520142 in words is "ten billion, one hundred forty million, five hundred twenty thousand, one hundred forty-two".