77199359999 has 8 divisors (see below), whose sum is σ = 81353439072. Its totient is φ = 73111746400.

The previous prime is 77199359987. The next prime is 77199360053. The reversal of 77199359999 is 99995399177.

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 77199359999 - 2⁴ = 77199359983 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 (77199359929) 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, 16613984 + ... + 16618629.

It is an arithmetic number, because the mean of its divisors is an integer number (10169179884).

Almost surely, 2^77199359999 is an apocalyptic number.

77199359999 is a deficient number, since it is larger than the sum of its proper divisors (4154079073).

77199359999 is a wasteful number, since it uses less digits than its factorization.

77199359999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33232737.

The product of its digits is 390609135, while the sum is 77.

The spelling of 77199359999 in words is "seventy-seven billion, one hundred ninety-nine million, three hundred fifty-nine thousand, nine hundred ninety-nine".