427645562929 has 8 divisors (see below), whose sum is σ = 475397549312. Its totient is φ = 382015887120.

The previous prime is 427645562923. The next prime is 427645562941. The reversal of 427645562929 is 929265546724.

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

It is a cyclic number.

It is not a de Polignac number, because 427645562929 - 2³ = 427645562921 is a prime.

It is a super-2 number, since 2×427645562929² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (427645562921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 530577219 + ... + 530578024.

It is an arithmetic number, because the mean of its divisors is an integer number (59424693664).

Almost surely, 2^427645562929 is an apocalyptic number.

It is an amenable number.

427645562929 is a deficient number, since it is larger than the sum of its proper divisors (47751986383).

427645562929 is a wasteful number, since it uses less digits than its factorization.

427645562929 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1061155287.

The product of its digits is 65318400, while the sum is 61.

The spelling of 427645562929 in words is "four hundred twenty-seven billion, six hundred forty-five million, five hundred sixty-two thousand, nine hundred twenty-nine".