1016091890343 has 24 divisors (see below), whose sum is σ = 1535786977920. Its totient is φ = 646563098880.

The previous prime is 1016091890329. The next prime is 1016091890347. The reversal of 1016091890343 is 3430981906101.

1016091890343 is a `hidden beast` number, since 1 + 0 + 1 + 609 + 1 + 8 + 9 + 0 + 34 + 3 = 666.

It is not a de Polignac number, because 1016091890343 - 2⁸ = 1016091890087 is a prime.

It is a super-2 number, since 2×1016091890343² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1016091890347) 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 23 ways as a sum of consecutive naturals, for example, 24924198 + ... + 24964931.

It is an arithmetic number, because the mean of its divisors is an integer number (63991124080).

Almost surely, 2^{1016091890343} is an apocalyptic number.

1016091890343 is a deficient number, since it is larger than the sum of its proper divisors (519695087577).

1016091890343 is a wasteful number, since it uses less digits than its factorization.

1016091890343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49889239 (or 49889236 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 45.

The spelling of 1016091890343 in words is "one trillion, sixteen billion, ninety-one million, eight hundred ninety thousand, three hundred forty-three".