78757577906048 has 32 divisors (see below), whose sum is σ = 156951971890920. Its totient is φ = 39365710451200.

The previous prime is 78757577906027. The next prime is 78757577906081. The reversal of 78757577906048 is 84060977575787.

It is a happy number.

78757577906048 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

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, 101788883 + ... + 102559698.

Almost surely, 2^{78757577906048} is an apocalyptic number.

It is an amenable number.

78757577906048 is a deficient number, since it is larger than the sum of its proper divisors (78194393984872).

78757577906048 is a wasteful number, since it uses less digits than its factorization.

78757577906048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204351606 (or 204351594 counting only the distinct ones).

The product of its (nonzero) digits is 5808499200, while the sum is 80.

The spelling of 78757577906048 in words is "seventy-eight trillion, seven hundred fifty-seven billion, five hundred seventy-seven million, nine hundred six thousand, forty-eight".