20366987552042 has 16 divisors (see below), whose sum is σ = 30682444896000. Its totient is φ = 10139600620800.

The previous prime is 20366987552039. The next prime is 20366987552069. The reversal of 20366987552042 is 24025578966302.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23244584 + ... + 24104867.

It is an arithmetic number, because the mean of its divisors is an integer number (1917652806000).

Almost surely, 2^{20366987552042} is an apocalyptic number.

20366987552042 is a deficient number, since it is larger than the sum of its proper divisors (10315457343958).

20366987552042 is a wasteful number, since it uses less digits than its factorization.

20366987552042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47350381.

The product of its (nonzero) digits is 43545600, while the sum is 59.

The spelling of 20366987552042 in words is "twenty trillion, three hundred sixty-six billion, nine hundred eighty-seven million, five hundred fifty-two thousand, forty-two".