406303848557 has 8 divisors (see below), whose sum is σ = 407117783232. Its totient is φ = 405490729600.

The previous prime is 406303848547. The next prime is 406303848623. The reversal of 406303848557 is 755848303604.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 406303848557 - 2⁴ = 406303848541 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 406303848499 and 406303848508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (406303848547) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 798173 + ... + 1204029.

It is an arithmetic number, because the mean of its divisors is an integer number (50889722904).

Almost surely, 2^406303848557 is an apocalyptic number.

It is an amenable number.

406303848557 is a deficient number, since it is larger than the sum of its proper divisors (813934675).

406303848557 is a wasteful number, since it uses less digits than its factorization.

406303848557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 407859.

The product of its (nonzero) digits is 9676800, while the sum is 53.

The spelling of 406303848557 in words is "four hundred six billion, three hundred three million, eight hundred forty-eight thousand, five hundred fifty-seven".