646533040403362 has 8 divisors (see below), whose sum is σ = 1108342354977216. Its totient is φ = 277085588744292.

The previous prime is 646533040403359. The next prime is 646533040403477. The reversal of 646533040403362 is 263304040335646.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23090465728678 + ... + 23090465728705.

It is an arithmetic number, because the mean of its divisors is an integer number (138542794372152).

Almost surely, 2^{646533040403362} is an apocalyptic number.

646533040403362 is a deficient number, since it is larger than the sum of its proper divisors (461809314573854).

646533040403362 is a wasteful number, since it uses less digits than its factorization.

646533040403362 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46180931457392.

The product of its (nonzero) digits is 11197440, while the sum is 49.

The spelling of 646533040403362 in words is "six hundred forty-six trillion, five hundred thirty-three billion, forty million, four hundred three thousand, three hundred sixty-two".