427182781461 has 16 divisors (see below), whose sum is σ = 574660320000. Its totient is φ = 282247257600.

The previous prime is 427182781451. The next prime is 427182781477. The reversal of 427182781461 is 164187281724.

It is not a de Polignac number, because 427182781461 - 2⁵ = 427182781429 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (427182781411) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5469636 + ... + 5547186.

It is an arithmetic number, because the mean of its divisors is an integer number (35916270000).

Almost surely, 2^427182781461 is an apocalyptic number.

It is an amenable number.

427182781461 is a deficient number, since it is larger than the sum of its proper divisors (147477538539).

427182781461 is a wasteful number, since it uses less digits than its factorization.

427182781461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93916.

The product of its digits is 1204224, while the sum is 51.

The spelling of 427182781461 in words is "four hundred twenty-seven billion, one hundred eighty-two million, seven hundred eighty-one thousand, four hundred sixty-one".