1029856046619 has 16 divisors (see below), whose sum is σ = 1432868677632. Its totient is φ = 656708118528.

The previous prime is 1029856046581. The next prime is 1029856046669. The reversal of 1029856046619 is 9166406589201.

It is not a de Polignac number, because 1029856046619 - 2¹⁷ = 1029855915547 is a prime.

It is a super-2 number, since 2×1029856046619² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1029856046669) 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, 5487259 + ... + 5671835.

It is an arithmetic number, because the mean of its divisors is an integer number (89554292352).

Almost surely, 2^{1029856046619} is an apocalyptic number.

1029856046619 is a deficient number, since it is larger than the sum of its proper divisors (403012631013).

1029856046619 is a wasteful number, since it uses less digits than its factorization.

1029856046619 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265466.

The product of its (nonzero) digits is 5598720, while the sum is 57.

The spelling of 1029856046619 in words is "one trillion, twenty-nine billion, eight hundred fifty-six million, forty-six thousand, six hundred nineteen".