20116755457510 has 8 divisors (see below), whose sum is σ = 36210159823536. Its totient is φ = 8046702183000.

The previous prime is 20116755457507. The next prime is 20116755457621. The reversal of 20116755457510 is 1575455761102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1005837772866 + ... + 1005837772885.

It is an arithmetic number, because the mean of its divisors is an integer number (4526269977942).

Almost surely, 2^{20116755457510} is an apocalyptic number.

20116755457510 is a deficient number, since it is larger than the sum of its proper divisors (16093404366026).

20116755457510 is a wasteful number, since it uses less digits than its factorization.

20116755457510 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2011675545758.

The product of its (nonzero) digits is 1470000, while the sum is 49.

The spelling of 20116755457510 in words is "twenty trillion, one hundred sixteen billion, seven hundred fifty-five million, four hundred fifty-seven thousand, five hundred ten".