406493503755 has 16 divisors (see below), whose sum is σ = 650600640000. Its totient is φ = 216726190688.

The previous prime is 406493503751. The next prime is 406493503789. The reversal of 406493503755 is 557305394604.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 406493503755 - 2² = 406493503751 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 406493503698 and 406493503707.

It is not an unprimeable number, because it can be changed into a prime (406493503751) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4348755 + ... + 4441244.

It is an arithmetic number, because the mean of its divisors is an integer number (40662540000).

Almost surely, 2^406493503755 is an apocalyptic number.

406493503755 is a deficient number, since it is larger than the sum of its proper divisors (244107136245).

406493503755 is a wasteful number, since it uses less digits than its factorization.

406493503755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8793090.

The product of its (nonzero) digits is 6804000, while the sum is 51.

The spelling of 406493503755 in words is "four hundred six billion, four hundred ninety-three million, five hundred three thousand, seven hundred fifty-five".