830922921939 has 8 divisors (see below), whose sum is σ = 1208615159232. Its totient is φ = 503589649640.

The previous prime is 830922921893. The next prime is 830922921943. The reversal of 830922921939 is 939129229038.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 830922921939 - 2¹² = 830922917843 is a prime.

It is not an unprimeable number, because it can be changed into a prime (830922921839) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12589741209 + ... + 12589741274.

It is an arithmetic number, because the mean of its divisors is an integer number (151076894904).

Almost surely, 2^830922921939 is an apocalyptic number.

830922921939 is a deficient number, since it is larger than the sum of its proper divisors (377692237293).

830922921939 is a wasteful number, since it uses less digits than its factorization.

830922921939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25179482497.

The product of its (nonzero) digits is 3779136, while the sum is 57.

The spelling of 830922921939 in words is "eight hundred thirty billion, nine hundred twenty-two million, nine hundred twenty-one thousand, nine hundred thirty-nine".