406332357427 has 8 divisors (see below), whose sum is σ = 407173358592. Its totient is φ = 405491809800.

The previous prime is 406332357397. The next prime is 406332357439. The reversal of 406332357427 is 724753233604.

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 a de Polignac number, because none of the positive numbers 2^k-406332357427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (406332357527) 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, 1710558 + ... + 1933564.

It is an arithmetic number, because the mean of its divisors is an integer number (50896669824).

Almost surely, 2^406332357427 is an apocalyptic number.

406332357427 is a deficient number, since it is larger than the sum of its proper divisors (841001165).

406332357427 is a wasteful number, since it uses less digits than its factorization.

406332357427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226769.

The product of its (nonzero) digits is 2540160, while the sum is 46.

The spelling of 406332357427 in words is "four hundred six billion, three hundred thirty-two million, three hundred fifty-seven thousand, four hundred twenty-seven".