20350162051256 has 8 divisors (see below), whose sum is σ = 38156553846120. Its totient is φ = 10175081025624.

The previous prime is 20350162051243. The next prime is 20350162051291. The reversal of 20350162051256 is 65215026105302.

It is a tau number, because it is divible by the number of its divisors (8).

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, 1271885128196 + ... + 1271885128211.

It is an arithmetic number, because the mean of its divisors is an integer number (4769569230765).

Almost surely, 2^{20350162051256} is an apocalyptic number.

It is an amenable number.

20350162051256 is a deficient number, since it is larger than the sum of its proper divisors (17806391794864).

20350162051256 is a wasteful number, since it uses less digits than its factorization.

20350162051256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2543770256413 (or 2543770256409 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 38.

Adding to 20350162051256 its reverse (65215026105302), we get a palindrome (85565188156558).

The spelling of 20350162051256 in words is "twenty trillion, three hundred fifty billion, one hundred sixty-two million, fifty-one thousand, two hundred fifty-six".