427233340791 has 12 divisors (see below), whose sum is σ = 617274625968. Its totient is φ = 284748473184.

The previous prime is 427233340771. The next prime is 427233340811. The reversal of 427233340791 is 197043332724.

427233340791 is a `hidden beast` number, since 4 + 2 + 7 + 233 + 3 + 407 + 9 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (427233340771) and next prime (427233340811).

It is not a de Polignac number, because 427233340791 - 2⁷ = 427233340663 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (427233340771) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6109470 + ... + 6179003.

It is an arithmetic number, because the mean of its divisors is an integer number (51439552164).

Almost surely, 2^427233340791 is an apocalyptic number.

427233340791 is a deficient number, since it is larger than the sum of its proper divisors (190041285177).

427233340791 is a wasteful number, since it uses less digits than its factorization.

427233340791 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12292342 (or 12292339 counting only the distinct ones).

The product of its (nonzero) digits is 762048, while the sum is 45.

The spelling of 427233340791 in words is "four hundred twenty-seven billion, two hundred thirty-three million, three hundred forty thousand, seven hundred ninety-one".