20343134514152 has 16 divisors (see below), whose sum is σ = 38219208985440. Its totient is φ = 10151345451376.

The previous prime is 20343134514121. The next prime is 20343134514239. The reversal of 20343134514152 is 25141543134302.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2527721438 + ... + 2527729485.

It is an arithmetic number, because the mean of its divisors is an integer number (2388700561590).

Almost surely, 2^{20343134514152} is an apocalyptic number.

It is an amenable number.

20343134514152 is a deficient number, since it is larger than the sum of its proper divisors (17876074471288).

20343134514152 is a wasteful number, since it uses less digits than its factorization.

20343134514152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5055451432 (or 5055451428 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 38.

Adding to 20343134514152 its reverse (25141543134302), we get a palindrome (45484677648454).

The spelling of 20343134514152 in words is "twenty trillion, three hundred forty-three billion, one hundred thirty-four million, five hundred fourteen thousand, one hundred fifty-two".