4046949855648 has 144 divisors (see below), whose sum is σ = 13210023415680. Its totient is φ = 1151222035968.

The previous prime is 4046949855589. The next prime is 4046949855659. The reversal of 4046949855648 is 8465589496404.

4046949855648 is a `hidden beast` number, since 4 + 0 + 4 + 69 + 4 + 9 + 8 + 556 + 4 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (72).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3921340 + ... + 4844667.

It is an arithmetic number, because the mean of its divisors is an integer number (91736273720).

Almost surely, 2^{4046949855648} is an apocalyptic number.

4046949855648 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

4046949855648 is an abundant number, since it is smaller than the sum of its proper divisors (9163073560032).

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

4046949855648 is a wasteful number, since it uses less digits than its factorization.

4046949855648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8766259 (or 8766248 counting only the distinct ones).

The product of its (nonzero) digits is 1194393600, while the sum is 72.

The spelling of 4046949855648 in words is "four trillion, forty-six billion, nine hundred forty-nine million, eight hundred fifty-five thousand, six hundred forty-eight".