20005102615046 has 16 divisors (see below), whose sum is σ = 32104823872560. Its totient is φ = 9320755315680.

The previous prime is 20005102615031. The next prime is 20005102615051. The reversal of 20005102615046 is 64051620150002.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4315162181 + ... + 4315166816.

It is an arithmetic number, because the mean of its divisors is an integer number (2006551492035).

Almost surely, 2^{20005102615046} is an apocalyptic number.

20005102615046 is a deficient number, since it is larger than the sum of its proper divisors (12099721257514).

20005102615046 is a wasteful number, since it uses less digits than its factorization.

20005102615046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8630329079.

The product of its (nonzero) digits is 14400, while the sum is 32.

Adding to 20005102615046 its reverse (64051620150002), we get a palindrome (84056722765048).

The spelling of 20005102615046 in words is "twenty trillion, five billion, one hundred two million, six hundred fifteen thousand, forty-six".