427670921401 has 16 divisors (see below), whose sum is σ = 447546228480. Its totient is φ = 407903003200.

The previous prime is 427670921389. The next prime is 427670921417. The reversal of 427670921401 is 104129076724.

It is a cyclic number.

It is not a de Polignac number, because 427670921401 - 2¹⁵ = 427670888633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (427670921501) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47870931 + ... + 47879863.

It is an arithmetic number, because the mean of its divisors is an integer number (27971639280).

Almost surely, 2^427670921401 is an apocalyptic number.

It is an amenable number.

427670921401 is a deficient number, since it is larger than the sum of its proper divisors (19875307079).

427670921401 is a wasteful number, since it uses less digits than its factorization.

427670921401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14696.

The product of its (nonzero) digits is 169344, while the sum is 43.

The spelling of 427670921401 in words is "four hundred twenty-seven billion, six hundred seventy million, nine hundred twenty-one thousand, four hundred one".