1016545656351 has 16 divisors (see below), whose sum is σ = 1390252471520. Its totient is φ = 660471822720.

The previous prime is 1016545656341. The next prime is 1016545656383. The reversal of 1016545656351 is 1536565456101.

It is a happy number.

It is not a de Polignac number, because 1016545656351 - 2⁷ = 1016545656223 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 1016545656351.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1016545656311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25461220 + ... + 25501113.

It is an arithmetic number, because the mean of its divisors is an integer number (86890779470).

Almost surely, 2^{1016545656351} is an apocalyptic number.

1016545656351 is a deficient number, since it is larger than the sum of its proper divisors (373706815169).

1016545656351 is a wasteful number, since it uses less digits than its factorization.

1016545656351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50962506.

The product of its (nonzero) digits is 1620000, while the sum is 48.

The spelling of 1016545656351 in words is "one trillion, sixteen billion, five hundred forty-five million, six hundred fifty-six thousand, three hundred fifty-one".