83043677929 has 27 divisors (see below), whose sum is σ = 90944762103. Its totient is φ = 75814858224.

The previous prime is 83043677911. The next prime is 83043677947. The reversal of 83043677929 is 92977634038.

The square root of 83043677929 is 288173.

It is a perfect power (a square), and thus also a powerful number.

It is an interprime number because it is at equal distance from previous prime (83043677911) and next prime (83043677947).

It can be written as a sum of positive squares in only one way, i.e., 43546090329 + 39497587600 = 208677^2 + 198740^2 .

It is not a de Polignac number, because 83043677929 - 2¹⁵ = 83043645161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (83043677999) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 158783062 + ... + 158783584.

Almost surely, 2^83043677929 is an apocalyptic number.

83043677929 is the 288173-rd square number.

83043677929 is the 144087-th centered octagonal number.

It is an amenable number.

83043677929 is a deficient number, since it is larger than the sum of its proper divisors (7901084174).

83043677929 is an frugal number, since it uses more digits than its factorization.

83043677929 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1142 (or 571 counting only the distinct ones).

The product of its (nonzero) digits is 13716864, while the sum is 58.

The spelling of 83043677929 in words is "eighty-three billion, forty-three million, six hundred seventy-seven thousand, nine hundred twenty-nine".