142393695506 has 8 divisors (see below), whose sum is σ = 215005050624. Its totient is φ = 70725345300.

The previous prime is 142393695503. The next prime is 142393695523. The reversal of 142393695506 is 605596393241.

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

It is not an unprimeable number, because it can be changed into a prime (142393695503) 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, 235750850 + ... + 235751453.

It is an arithmetic number, because the mean of its divisors is an integer number (26875631328).

Almost surely, 2^142393695506 is an apocalyptic number.

142393695506 is a deficient number, since it is larger than the sum of its proper divisors (72611355118).

142393695506 is a wasteful number, since it uses less digits than its factorization.

142393695506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 471502456.

The product of its (nonzero) digits is 5248800, while the sum is 53.

The spelling of 142393695506 in words is "one hundred forty-two billion, three hundred ninety-three million, six hundred ninety-five thousand, five hundred six".