427254565658 has 4 divisors (see below), whose sum is σ = 640881848490. Its totient is φ = 213627282828.

The previous prime is 427254565651. The next prime is 427254565813. The reversal of 427254565658 is 856565452724.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 260270367889 + 166984197769 = 510167^2 + 408637^2 .

It is a junction number, because it is equal to n+sod(n) for n = 427254565597 and 427254565606.

It is not an unprimeable number, because it can be changed into a prime (427254565651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106813641413 + ... + 106813641416.

Almost surely, 2^427254565658 is an apocalyptic number.

427254565658 is a deficient number, since it is larger than the sum of its proper divisors (213627282832).

427254565658 is a wasteful number, since it uses less digits than its factorization.

427254565658 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213627282831.

The product of its digits is 80640000, while the sum is 59.

The spelling of 427254565658 in words is "four hundred twenty-seven billion, two hundred fifty-four million, five hundred sixty-five thousand, six hundred fifty-eight".