406384747342 has 16 divisors (see below), whose sum is σ = 711482112000. Its totient is φ = 170459255448.

The previous prime is 406384747339. The next prime is 406384747361. The reversal of 406384747342 is 243747483604.

It is a self number, because there is not a number n which added to its sum of digits gives 406384747342.

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, 308802342 + ... + 308803657.

It is an arithmetic number, because the mean of its divisors is an integer number (44467632000).

Almost surely, 2^406384747342 is an apocalyptic number.

406384747342 is a deficient number, since it is larger than the sum of its proper divisors (305097364658).

406384747342 is a wasteful number, since it uses less digits than its factorization.

406384747342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 617606055.

The product of its (nonzero) digits is 10838016, while the sum is 52.

The spelling of 406384747342 in words is "four hundred six billion, three hundred eighty-four million, seven hundred forty-seven thousand, three hundred forty-two".