4639559001946 has 48 divisors (see below), whose sum is σ = 7841323687680. Its totient is φ = 2056346151200.

The previous prime is 4639559001911. The next prime is 4639559001997. The reversal of 4639559001946 is 6491009559364.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2301411 + ... + 3817801.

It is an arithmetic number, because the mean of its divisors is an integer number (163360910160).

Almost surely, 2^{4639559001946} is an apocalyptic number.

4639559001946 is a deficient number, since it is larger than the sum of its proper divisors (3201764685734).

4639559001946 is a wasteful number, since it uses less digits than its factorization.

4639559001946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1516731 (or 1516720 counting only the distinct ones).

The product of its (nonzero) digits is 31492800, while the sum is 61.

The spelling of 4639559001946 in words is "four trillion, six hundred thirty-nine billion, five hundred fifty-nine million, one thousand, nine hundred forty-six".