406775192427 has 6 divisors (see below), whose sum is σ = 587564166852. Its totient is φ = 271183461612.

The previous prime is 406775192423. The next prime is 406775192479. The reversal of 406775192427 is 724291577604.

406775192427 is a `hidden beast` number, since 4 + 0 + 67 + 75 + 1 + 92 + 427 = 666.

It is not a de Polignac number, because 406775192427 - 2² = 406775192423 is a prime.

It is not an unprimeable number, because it can be changed into a prime (406775192423) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 22598621793 + ... + 22598621810.

It is an arithmetic number, because the mean of its divisors is an integer number (97927361142).

Almost surely, 2^406775192427 is an apocalyptic number.

406775192427 is a deficient number, since it is larger than the sum of its proper divisors (180788974425).

406775192427 is a wasteful number, since it uses less digits than its factorization.

406775192427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45197243609 (or 45197243606 counting only the distinct ones).

The product of its (nonzero) digits is 5927040, while the sum is 54.

The spelling of 406775192427 in words is "four hundred six billion, seven hundred seventy-five million, one hundred ninety-two thousand, four hundred twenty-seven".