78216113465414 has 8 divisors (see below), whose sum is σ = 117439988730480. Its totient is φ = 39069450555256.

The previous prime is 78216113465339. The next prime is 78216113465429. The reversal of 78216113465414 is 41456431161287.

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

It is a super-2 number, since 2×78216113465414² (a number of 29 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19303086194 + ... + 19303090245.

It is an arithmetic number, because the mean of its divisors is an integer number (14679998591310).

Almost surely, 2^{78216113465414} is an apocalyptic number.

78216113465414 is a deficient number, since it is larger than the sum of its proper divisors (39223875265066).

78216113465414 is a wasteful number, since it uses less digits than its factorization.

78216113465414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38606177454.

The product of its digits is 3870720, while the sum is 53.

The spelling of 78216113465414 in words is "seventy-eight trillion, two hundred sixteen billion, one hundred thirteen million, four hundred sixty-five thousand, four hundred fourteen".