1016156005111 has 4 divisors (see below), whose sum is σ = 1094321851672. Its totient is φ = 937990158552.

The previous prime is 1016156005097. The next prime is 1016156005121. The reversal of 1016156005111 is 1115006516101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1016156005111 - 2⁹ = 1016156004599 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1016156005111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1016156005121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39082923261 + ... + 39082923286.

It is an arithmetic number, because the mean of its divisors is an integer number (273580462918).

Almost surely, 2^{1016156005111} is an apocalyptic number.

1016156005111 is a deficient number, since it is larger than the sum of its proper divisors (78165846561).

1016156005111 is an equidigital number, since it uses as much as digits as its factorization.

1016156005111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78165846560.

The product of its (nonzero) digits is 900, while the sum is 28.

The spelling of 1016156005111 in words is "one trillion, sixteen billion, one hundred fifty-six million, five thousand, one hundred eleven".