427162894929 has 9 divisors (see below), whose sum is σ = 617015902633. Its totient is φ = 284773956132.

The previous prime is 427162894909. The next prime is 427162894933. The reversal of 427162894929 is 929498261724.

The square root of 427162894929 is 653577.

It is a perfect power (a square), and thus also a powerful number.

427162894929 is a `hidden beast` number, since 4 + 2 + 7 + 1 + 62 + 89 + 492 + 9 = 666.

It is a tau number, because it is divible by the number of its divisors (9).

It is not a de Polignac number, because 427162894929 - 2⁷ = 427162894801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (427162894909) 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 8 ways as a sum of consecutive naturals, for example, 1851802 + ... + 2069660.

Almost surely, 2^427162894929 is an apocalyptic number.

427162894929 is the 653577-th square number.

427162894929 is the 326789-th centered octagonal number.

It is an amenable number.

427162894929 is a deficient number, since it is larger than the sum of its proper divisors (189853007704).

427162894929 is an frugal number, since it uses more digits than its factorization.

427162894929 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 435724 (or 217862 counting only the distinct ones).

The product of its digits is 31352832, while the sum is 63.

The spelling of 427162894929 in words is "four hundred twenty-seven billion, one hundred sixty-two million, eight hundred ninety-four thousand, nine hundred twenty-nine".