406457562494 has 16 divisors (see below), whose sum is σ = 666374449536. Its totient is φ = 185104012800.

The previous prime is 406457562473. The next prime is 406457562503. The reversal of 406457562494 is 494265754604.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 192815627 + ... + 192817734.

It is an arithmetic number, because the mean of its divisors is an integer number (41648403096).

Almost surely, 2^406457562494 is an apocalyptic number.

406457562494 is a deficient number, since it is larger than the sum of its proper divisors (259916887042).

406457562494 is a wasteful number, since it uses less digits than its factorization.

406457562494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 385633411.

The product of its (nonzero) digits is 29030400, while the sum is 56.

The spelling of 406457562494 in words is "four hundred six billion, four hundred fifty-seven million, five hundred sixty-two thousand, four hundred ninety-four".