323136853787 has 32 divisors (see below), whose sum is σ = 368050894848. Its totient is φ = 281036160000.

The previous prime is 323136853783. The next prime is 323136853807. The reversal of 323136853787 is 787358631323.

It is not a de Polignac number, because 323136853787 - 2² = 323136853783 is a prime.

It is a super-2 number, since 2×323136853787² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (323136853783) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32112737 + ... + 32122797.

It is an arithmetic number, because the mean of its divisors is an integer number (11501590464).

Almost surely, 2^323136853787 is an apocalyptic number.

323136853787 is a deficient number, since it is larger than the sum of its proper divisors (44914041061).

323136853787 is a wasteful number, since it uses less digits than its factorization.

323136853787 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11171.

The product of its digits is 15240960, while the sum is 56.

The spelling of 323136853787 in words is "three hundred twenty-three billion, one hundred thirty-six million, eight hundred fifty-three thousand, seven hundred eighty-seven".