478215041327 has 4 divisors (see below), whose sum is σ = 479992792680. Its totient is φ = 476437289976.

The previous prime is 478215041309. The next prime is 478215041393. The reversal of 478215041327 is 723140512874.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 478215041327 - 2⁶ = 478215041263 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (478215040327) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 888875273 + ... + 888875810.

It is an arithmetic number, because the mean of its divisors is an integer number (119998198170).

Almost surely, 2^478215041327 is an apocalyptic number.

478215041327 is a deficient number, since it is larger than the sum of its proper divisors (1777751353).

478215041327 is a wasteful number, since it uses less digits than its factorization.

478215041327 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1777751352.

The product of its (nonzero) digits is 376320, while the sum is 44.

The spelling of 478215041327 in words is "four hundred seventy-eight billion, two hundred fifteen million, forty-one thousand, three hundred twenty-seven".