427988320001 has 8 divisors (see below), whose sum is σ = 466901686944. Its totient is φ = 389075842720.

The previous prime is 427988319973. The next prime is 427988320069. The reversal of 427988320001 is 100023889724.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-427988320001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (427988320091) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1153646 + ... + 1478808.

It is an arithmetic number, because the mean of its divisors is an integer number (58362710868).

Almost surely, 2^427988320001 is an apocalyptic number.

It is an amenable number.

427988320001 is a deficient number, since it is larger than the sum of its proper divisors (38913366943).

427988320001 is a wasteful number, since it uses less digits than its factorization.

427988320001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 444831.

The product of its (nonzero) digits is 193536, while the sum is 44.

The spelling of 427988320001 in words is "four hundred twenty-seven billion, nine hundred eighty-eight million, three hundred twenty thousand, one".