406457202147 has 4 divisors (see below), whose sum is σ = 541942936200. Its totient is φ = 270971468096.

The previous prime is 406457202131. The next prime is 406457202157. The reversal of 406457202147 is 741202754604.

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

It is a cyclic number.

It is not a de Polignac number, because 406457202147 - 2⁴ = 406457202131 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 406457202099 and 406457202108.

It is not an unprimeable number, because it can be changed into a prime (406457202127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67742867022 + ... + 67742867027.

It is an arithmetic number, because the mean of its divisors is an integer number (135485734050).

Almost surely, 2^406457202147 is an apocalyptic number.

406457202147 is a deficient number, since it is larger than the sum of its proper divisors (135485734053).

406457202147 is a wasteful number, since it uses less digits than its factorization.

406457202147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135485734052.

The product of its (nonzero) digits is 376320, while the sum is 42.

The spelling of 406457202147 in words is "four hundred six billion, four hundred fifty-seven million, two hundred two thousand, one hundred forty-seven".