77643010449023 has 8 divisors (see below), whose sum is σ = 81018884873088. Its totient is φ = 74267143638424.

The previous prime is 77643010449001. The next prime is 77643010449031. The reversal of 77643010449023 is 32094401034677.

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

It is a cyclic number.

It is not a de Polignac number, because 77643010449023 - 2⁴² = 73244963937919 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77643010449223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31146740 + ... + 33547062.

It is an arithmetic number, because the mean of its divisors is an integer number (10127360609136).

Almost surely, 2^{77643010449023} is an apocalyptic number.

77643010449023 is a deficient number, since it is larger than the sum of its proper divisors (3375874424065).

77643010449023 is a wasteful number, since it uses less digits than its factorization.

77643010449023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3806733.

The product of its (nonzero) digits is 3048192, while the sum is 50.

The spelling of 77643010449023 in words is "seventy-seven trillion, six hundred forty-three billion, ten million, four hundred forty-nine thousand, twenty-three".