77800010347007 has 8 divisors (see below), whose sum is σ = 86673751580640. Its totient is φ = 69339001263840.

The previous prime is 77800010346997. The next prime is 77800010347021. The reversal of 77800010347007 is 70074301000877.

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 77800010347007 - 2⁴ = 77800010346991 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 (77800010307007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103183037219 + ... + 103183037972.

It is an arithmetic number, because the mean of its divisors is an integer number (10834218947580).

Almost surely, 2^{77800010347007} is an apocalyptic number.

77800010347007 is a deficient number, since it is larger than the sum of its proper divisors (8873741233633).

77800010347007 is a wasteful number, since it uses less digits than its factorization.

77800010347007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206366075233.

The product of its (nonzero) digits is 230496, while the sum is 44.

The spelling of 77800010347007 in words is "seventy-seven trillion, eight hundred billion, ten million, three hundred forty-seven thousand, seven".