32129777923 has 2 divisors, whose sum is σ = 32129777924. Its totient is φ = 32129777922.

The previous prime is 32129777909. The next prime is 32129777957. The reversal of 32129777923 is 32977792123.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 32129777923 - 2²⁹ = 31592907011 is a prime.

It is not a weakly prime, because it can be changed into another prime (32129717923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16064888961 + 16064888962.

It is an arithmetic number, because the mean of its divisors is an integer number (16064888962).

Almost surely, 2^32129777923 is an apocalyptic number.

32129777923 is a deficient number, since it is larger than the sum of its proper divisors (1).

32129777923 is an equidigital number, since it uses as much as digits as its factorization.

32129777923 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2000376, while the sum is 52.

The spelling of 32129777923 in words is "thirty-two billion, one hundred twenty-nine million, seven hundred seventy-seven thousand, nine hundred twenty-three".