427154063885 has 8 divisors (see below), whose sum is σ = 517375390176. Its totient is φ = 338529575440.

The previous prime is 427154063879. The next prime is 427154063911. The reversal of 427154063885 is 588360451724.

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

It is not a de Polignac number, because 427154063885 - 2¹⁰ = 427154062861 is a prime.

It is a super-2 number, since 2×427154063885² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 399208871 + ... + 399209940.

It is an arithmetic number, because the mean of its divisors is an integer number (64671923772).

Almost surely, 2^427154063885 is an apocalyptic number.

It is an amenable number.

427154063885 is a deficient number, since it is larger than the sum of its proper divisors (90221326291).

427154063885 is a wasteful number, since it uses less digits than its factorization.

427154063885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 798418923.

The product of its (nonzero) digits is 6451200, while the sum is 53.

The spelling of 427154063885 in words is "four hundred twenty-seven billion, one hundred fifty-four million, sixty-three thousand, eight hundred eighty-five".