1016545646115 has 64 divisors (see below), whose sum is σ = 1846724705280. Its totient is φ = 530424806400.

The previous prime is 1016545646107. The next prime is 1016545646119. The reversal of 1016545646115 is 5116465456101.

It is a happy number.

1016545646115 is a `hidden beast` number, since 1 + 0 + 16 + 5 + 4 + 564 + 61 + 15 = 666.

It is not a de Polignac number, because 1016545646115 - 2³ = 1016545646107 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (1016545646119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 713715 + ... + 1594515.

It is an arithmetic number, because the mean of its divisors is an integer number (28855073520).

Almost surely, 2^{1016545646115} is an apocalyptic number.

1016545646115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1016545646115 is a deficient number, since it is larger than the sum of its proper divisors (830179059165).

1016545646115 is a wasteful number, since it uses less digits than its factorization.

1016545646115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 881001 (or 880995 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 45.

The spelling of 1016545646115 in words is "one trillion, sixteen billion, five hundred forty-five million, six hundred forty-six thousand, one hundred fifteen".