77080195 has 8 divisors (see below), whose sum is σ = 92544336. Its totient is φ = 61632096.

The previous prime is 77080187. The next prime is 77080247. The reversal of 77080195 is 59108077.

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 77080195 - 2³ = 77080187 is a prime.

It is a super-2 number, since 2×77080195² = 11882712922476050, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13609 + ... + 18421.

It is an arithmetic number, because the mean of its divisors is an integer number (11568042).

Almost surely, 2^77080195 is an apocalyptic number.

77080195 is a deficient number, since it is larger than the sum of its proper divisors (15464141).

77080195 is a wasteful number, since it uses less digits than its factorization.

77080195 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8021.

The product of its (nonzero) digits is 17640, while the sum is 37.

The square root of 77080195 is about 8779.5327324408. The cubic root of 77080195 is about 425.5797301852.

The spelling of 77080195 in words is "seventy-seven million, eighty thousand, one hundred ninety-five".