36135142502 has 4 divisors (see below), whose sum is σ = 54202713756. Its totient is φ = 18067571250.

The previous prime is 36135142469. The next prime is 36135142507. The reversal of 36135142502 is 20524153163.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 20524153163 = 6997 ⋅2933279.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36135142507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9033785624 + ... + 9033785627.

It is an arithmetic number, because the mean of its divisors is an integer number (13550678439).

Almost surely, 2^36135142502 is an apocalyptic number.

36135142502 is a deficient number, since it is larger than the sum of its proper divisors (18067571254).

36135142502 is a wasteful number, since it uses less digits than its factorization.

36135142502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18067571253.

The product of its (nonzero) digits is 21600, while the sum is 32.

Adding to 36135142502 its reverse (20524153163), we get a palindrome (56659295665).

The spelling of 36135142502 in words is "thirty-six billion, one hundred thirty-five million, one hundred forty-two thousand, five hundred two".