77059493097 has 8 divisors (see below), whose sum is σ = 102748669920. Its totient is φ = 51371655840.

The previous prime is 77059493081. The next prime is 77059493099. The reversal of 77059493097 is 79039495077.

It is a happy number.

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

It is not a de Polignac number, because 77059493097 - 2⁴ = 77059493081 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 77059493097.

It is not an unprimeable number, because it can be changed into a prime (77059493099) 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, 191947 + ... + 436992.

It is an arithmetic number, because the mean of its divisors is an integer number (12843583740).

Almost surely, 2^77059493097 is an apocalyptic number.

It is an amenable number.

77059493097 is a deficient number, since it is larger than the sum of its proper divisors (25689176823).

77059493097 is a wasteful number, since it uses less digits than its factorization.

77059493097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 669783.

The product of its (nonzero) digits is 15002820, while the sum is 60.

The spelling of 77059493097 in words is "seventy-seven billion, fifty-nine million, four hundred ninety-three thousand, ninety-seven".