427160267478 has 96 divisors (see below), whose sum is σ = 1087666594560. Its totient is φ = 118599785280.

The previous prime is 427160267473. The next prime is 427160267497. The reversal of 427160267478 is 874762061724.

427160267478 is a `hidden beast` number, since 4 + 2 + 7 + 160 + 2 + 6 + 7 + 478 = 666.

It is a super-2 number, since 2×427160267478² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (427160267473) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3724393 + ... + 3837371.

It is an arithmetic number, because the mean of its divisors is an integer number (11329860360).

Almost surely, 2^427160267478 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 427160267478, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (543833297280).

427160267478 is an abundant number, since it is smaller than the sum of its proper divisors (660506327082).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

427160267478 is a wasteful number, since it uses less digits than its factorization.

427160267478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113842 (or 113839 counting only the distinct ones).

The product of its (nonzero) digits is 6322176, while the sum is 54.

The spelling of 427160267478 in words is "four hundred twenty-seven billion, one hundred sixty million, two hundred sixty-seven thousand, four hundred seventy-eight".