478695254027 has 2 divisors, whose sum is σ = 478695254028. Its totient is φ = 478695254026.

The previous prime is 478695254021. The next prime is 478695254099. The reversal of 478695254027 is 720452596874.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 478695254027 - 2¹² = 478695249931 is a prime.

It is not a weakly prime, because it can be changed into another prime (478695254021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 239347627013 + 239347627014.

It is an arithmetic number, because the mean of its divisors is an integer number (239347627014).

Almost surely, 2^478695254027 is an apocalyptic number.

478695254027 is a deficient number, since it is larger than the sum of its proper divisors (1).

478695254027 is an equidigital number, since it uses as much as digits as its factorization.

478695254027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 33868800, while the sum is 59.

The spelling of 478695254027 in words is "four hundred seventy-eight billion, six hundred ninety-five million, two hundred fifty-four thousand, twenty-seven".