77000770007 has 8 divisors (see below), whose sum is σ = 88004347776. Its totient is φ = 65998059192.

The previous prime is 77000769991. The next prime is 77000770009. The reversal of 77000770007 is 70007700077.

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 77000770007 - 2⁴ = 77000769991 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 (77000770009) 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, 13733 + ... + 392670.

It is an arithmetic number, because the mean of its divisors is an integer number (11000543472).

Almost surely, 2^77000770007 is an apocalyptic number.

77000770007 is a deficient number, since it is larger than the sum of its proper divisors (11003577769).

77000770007 is a wasteful number, since it uses less digits than its factorization.

77000770007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 433477.

The product of its (nonzero) digits is 16807, while the sum is 35.

The spelling of 77000770007 in words is "seventy-seven billion, seven hundred seventy thousand, seven".