78119834072194 has 64 divisors (see below), whose sum is σ = 129285606159360. Its totient is φ = 35237108808000.

The previous prime is 78119834072101. The next prime is 78119834072237. The reversal of 78119834072194 is 49127043891187.

It is a super-2 number, since 2×78119834072194² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 456870564 + ... + 457041520.

It is an arithmetic number, because the mean of its divisors is an integer number (2020087596240).

Almost surely, 2^{78119834072194} is an apocalyptic number.

78119834072194 is a deficient number, since it is larger than the sum of its proper divisors (51165772087166).

78119834072194 is a wasteful number, since it uses less digits than its factorization.

78119834072194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173335.

The product of its (nonzero) digits is 24385536, while the sum is 64.

The spelling of 78119834072194 in words is "seventy-eight trillion, one hundred nineteen billion, eight hundred thirty-four million, seventy-two thousand, one hundred ninety-four".