477870295129 has 2 divisors, whose sum is σ = 477870295130. Its totient is φ = 477870295128.

The previous prime is 477870295099. The next prime is 477870295157. The reversal of 477870295129 is 921592078774.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 474858810000 + 3011485129 = 689100^2 + 54877^2 .

It is a cyclic number.

It is not a de Polignac number, because 477870295129 - 2²⁵ = 477836740697 is a prime.

It is a super-2 number, since 2×477870295129² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (477870295229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 238935147564 + 238935147565.

It is an arithmetic number, because the mean of its divisors is an integer number (238935147565).

Almost surely, 2^477870295129 is an apocalyptic number.

It is an amenable number.

477870295129 is a deficient number, since it is larger than the sum of its proper divisors (1).

477870295129 is an equidigital number, since it uses as much as digits as its factorization.

477870295129 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17781120, while the sum is 61.

The spelling of 477870295129 in words is "four hundred seventy-seven billion, eight hundred seventy million, two hundred ninety-five thousand, one hundred twenty-nine".