479998933698397 has 2 divisors, whose sum is σ = 479998933698398. Its totient is φ = 479998933698396.

The previous prime is 479998933698367. The next prime is 479998933698463. The reversal of 479998933698397 is 793896339899974.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 339981269293561 + 140017664404836 = 18438581^2 + 11832906^2 .

It is a cyclic number.

It is not a de Polignac number, because 479998933698397 - 2²³ = 479998925309789 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 479998933698296 and 479998933698305.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (479998933698367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 239999466849198 + 239999466849199.

It is an arithmetic number, because the mean of its divisors is an integer number (239999466849199).

Almost surely, 2^{479998933698397} is an apocalyptic number.

It is an amenable number.

479998933698397 is a deficient number, since it is larger than the sum of its proper divisors (1).

479998933698397 is an equidigital number, since it uses as much as digits as its factorization.

479998933698397 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1079956136448, while the sum is 103.

The spelling of 479998933698397 in words is "four hundred seventy-nine trillion, nine hundred ninety-eight billion, nine hundred thirty-three million, six hundred ninety-eight thousand, three hundred ninety-seven".