406775192428 has 24 divisors (see below), whose sum is σ = 794630612160. Its totient is φ = 180597864720.

The previous prime is 406775192423. The next prime is 406775192479. The reversal of 406775192428 is 824291577604.

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

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 107496838 + ... + 107500621.

It is an arithmetic number, because the mean of its divisors is an integer number (33109608840).

Almost surely, 2^406775192428 is an apocalyptic number.

It is an amenable number.

406775192428 is a deficient number, since it is larger than the sum of its proper divisors (387855419732).

406775192428 is a wasteful number, since it uses less digits than its factorization.

406775192428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214997517 (or 214997515 counting only the distinct ones).

The product of its (nonzero) digits is 6773760, while the sum is 55.

The spelling of 406775192428 in words is "four hundred six billion, seven hundred seventy-five million, one hundred ninety-two thousand, four hundred twenty-eight".