20193541734988 has 12 divisors (see below), whose sum is σ = 37198629511960. Its totient is φ = 9565361874432.

The previous prime is 20193541734979. The next prime is 20193541735001. The reversal of 20193541734988 is 88943714539102.

It is a hoax number, since the sum of its digits (64) coincides with the sum of the digits of its distinct prime factors.

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, 132852248181 + ... + 132852248332.

Almost surely, 2^{20193541734988} is an apocalyptic number.

It is an amenable number.

20193541734988 is a deficient number, since it is larger than the sum of its proper divisors (17005087776972).

20193541734988 is a wasteful number, since it uses less digits than its factorization.

20193541734988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265704496536 (or 265704496534 counting only the distinct ones).

The product of its (nonzero) digits is 52254720, while the sum is 64.

The spelling of 20193541734988 in words is "twenty trillion, one hundred ninety-three billion, five hundred forty-one million, seven hundred thirty-four thousand, nine hundred eighty-eight".