20142362636 has 24 divisors (see below), whose sum is σ = 38654945280. Its totient is φ = 9107680400.

The previous prime is 20142362621. The next prime is 20142362683. The reversal of 20142362636 is 63626324102.

It is a super-3 number, since 3×20142362636³ (a number of 32 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20142362596 and 20142362605.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1189976 + ... + 1206783.

It is an arithmetic number, because the mean of its divisors is an integer number (1610622720).

Almost surely, 2^20142362636 is an apocalyptic number.

It is an amenable number.

20142362636 is a deficient number, since it is larger than the sum of its proper divisors (18512582644).

20142362636 is a wasteful number, since it uses less digits than its factorization.

20142362636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2396965 (or 2396963 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 35.

Adding to 20142362636 its reverse (63626324102), we get a palindrome (83768686738).

The spelling of 20142362636 in words is "twenty billion, one hundred forty-two million, three hundred sixty-two thousand, six hundred thirty-six".