20136007306630 has 32 divisors (see below), whose sum is σ = 37225775397888. Its totient is φ = 7837437158400.

The previous prime is 20136007306621. The next prime is 20136007306691. The reversal of 20136007306630 is 3660370063102.

It is a self number, because there is not a number n which added to its sum of digits gives 20136007306630.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63958131 + ... + 64272190.

It is an arithmetic number, because the mean of its divisors is an integer number (1163305481184).

Almost surely, 2^{20136007306630} is an apocalyptic number.

20136007306630 is a deficient number, since it is larger than the sum of its proper divisors (17089768091258).

20136007306630 is a wasteful number, since it uses less digits than its factorization.

20136007306630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128230752.

The product of its (nonzero) digits is 81648, while the sum is 37.

Adding to 20136007306630 its reverse (3660370063102), we get a palindrome (23796377369732).

The spelling of 20136007306630 in words is "twenty trillion, one hundred thirty-six billion, seven million, three hundred six thousand, six hundred thirty".