923087780329 has 16 divisors (see below), whose sum is σ = 1084605830784. Its totient is φ = 774519782400.

The previous prime is 923087780323. The next prime is 923087780339.

923087780329 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 923087780329 - 2¹⁷ = 923087649257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (923087780323) 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 15 ways as a sum of consecutive naturals, for example, 715884 + ... + 1535794.

It is an arithmetic number, because the mean of its divisors is an integer number (67787864424).

Almost surely, 2^923087780329 is an apocalyptic number.

It is an amenable number.

923087780329 is a deficient number, since it is larger than the sum of its proper divisors (161518050455).

923087780329 is a wasteful number, since it uses less digits than its factorization.

923087780329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 827808.

The product of its (nonzero) digits is 9144576, while the sum is 58.

The spelling of 923087780329 in words is "nine hundred twenty-three billion, eighty-seven million, seven hundred eighty thousand, three hundred twenty-nine".