406774037101 has 4 divisors (see below), whose sum is σ = 407374885692. Its totient is φ = 406173188512.

The previous prime is 406774037081. The next prime is 406774037113. The reversal of 406774037101 is 101730477604.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 220796612100 + 185977425001 = 469890^2 + 431251^2 .

It is a cyclic number.

It is not a de Polignac number, because 406774037101 - 2⁹ = 406774036589 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (406774037171) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 300423280 + ... + 300424633.

It is an arithmetic number, because the mean of its divisors is an integer number (101843721423).

Almost surely, 2^406774037101 is an apocalyptic number.

It is an amenable number.

406774037101 is a deficient number, since it is larger than the sum of its proper divisors (600848591).

406774037101 is an equidigital number, since it uses as much as digits as its factorization.

406774037101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 600848590.

The product of its (nonzero) digits is 98784, while the sum is 40.

The spelling of 406774037101 in words is "four hundred six billion, seven hundred seventy-four million, thirty-seven thousand, one hundred one".