72608183929 has 2 divisors, whose sum is σ = 72608183930. Its totient is φ = 72608183928.

The previous prime is 72608183887. The next prime is 72608183933. The reversal of 72608183929 is 92938180627.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 72550499904 + 57684025 = 269352^2 + 7595^2 .

It is a cyclic number.

It is not a de Polignac number, because 72608183929 - 2⁷ = 72608183801 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 72608183929.

It is not a weakly prime, because it can be changed into another prime (72608183939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36304091964 + 36304091965.

It is an arithmetic number, because the mean of its divisors is an integer number (36304091965).

Almost surely, 2^72608183929 is an apocalyptic number.

It is an amenable number.

72608183929 is a deficient number, since it is larger than the sum of its proper divisors (1).

72608183929 is an equidigital number, since it uses as much as digits as its factorization.

72608183929 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2612736, while the sum is 55.

The spelling of 72608183929 in words is "seventy-two billion, six hundred eight million, one hundred eighty-three thousand, nine hundred twenty-nine".