142146036220702 has 4 divisors (see below), whose sum is σ = 213219054331056. Its totient is φ = 71073018110350.

The previous prime is 142146036220679. The next prime is 142146036220753. The reversal of 142146036220702 is 207022630641241.

It is a semiprime because it is the product of two primes.

It is a super-3 number, since 3×142146036220702³ (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35536509055174 + ... + 35536509055177.

It is an arithmetic number, because the mean of its divisors is an integer number (53304763582764).

Almost surely, 2^{142146036220702} is an apocalyptic number.

142146036220702 is a deficient number, since it is larger than the sum of its proper divisors (71073018110354).

142146036220702 is an equidigital number, since it uses as much as digits as its factorization.

142146036220702 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71073018110353.

The product of its (nonzero) digits is 193536, while the sum is 40.

Adding to 142146036220702 its reverse (207022630641241), we get a palindrome (349168666861943).

The spelling of 142146036220702 in words is "one hundred forty-two trillion, one hundred forty-six billion, thirty-six million, two hundred twenty thousand, seven hundred two".