427418673647615 has 8 divisors (see below), whose sum is σ = 552356439790848. Its totient is φ = 315632251308960.

The previous prime is 427418673647593. The next prime is 427418673647627. The reversal of 427418673647615 is 516746376814724.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 427418673647615 - 2³² = 427414378680319 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3287835951071 + ... + 3287835951200.

It is an arithmetic number, because the mean of its divisors is an integer number (69044554973856).

Almost surely, 2^{427418673647615} is an apocalyptic number.

427418673647615 is a deficient number, since it is larger than the sum of its proper divisors (124937766143233).

427418673647615 is a wasteful number, since it uses less digits than its factorization.

427418673647615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6575671902289.

The product of its digits is 1137991680, while the sum is 71.

The spelling of 427418673647615 in words is "four hundred twenty-seven trillion, four hundred eighteen billion, six hundred seventy-three million, six hundred forty-seven thousand, six hundred fifteen".