406326634042620 has 96 divisors (see below), whose sum is σ = 1153218855914496. Its totient is φ = 106885088352000.

The previous prime is 406326634042607. The next prime is 406326634042631. The reversal of 406326634042620 is 26240436623604.

It is a self number, because there is not a number n which added to its sum of digits gives 406326634042620.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 122067334 + ... + 125351853.

It is an arithmetic number, because the mean of its divisors is an integer number (12012696415776).

Almost surely, 2^{406326634042620} is an apocalyptic number.

It is an amenable number.

406326634042620 is an abundant number, since it is smaller than the sum of its proper divisors (746892221871876).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

406326634042620 is a wasteful number, since it uses less digits than its factorization.

406326634042620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247419571 (or 247419569 counting only the distinct ones).

The product of its (nonzero) digits is 5971968, while the sum is 48.

The spelling of 406326634042620 in words is "four hundred six trillion, three hundred twenty-six billion, six hundred thirty-four million, forty-two thousand, six hundred twenty".