20343363742444 has 12 divisors (see below), whose sum is σ = 35623722279600. Its totient is φ = 10165157376848.

The previous prime is 20343363742363. The next prime is 20343363742489. The reversal of 20343363742444 is 44424736334302.

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, 1631116579 + ... + 1631129050.

It is an arithmetic number, because the mean of its divisors is an integer number (2968643523300).

Almost surely, 2^{20343363742444} is an apocalyptic number.

It is an amenable number.

20343363742444 is a deficient number, since it is larger than the sum of its proper divisors (15280358537156).

20343363742444 is a wasteful number, since it uses less digits than its factorization.

20343363742444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3262247192 (or 3262247190 counting only the distinct ones).

The product of its (nonzero) digits is 13934592, while the sum is 49.

The spelling of 20343363742444 in words is "twenty trillion, three hundred forty-three billion, three hundred sixty-three million, seven hundred forty-two thousand, four hundred forty-four".