78327760353 has 8 divisors (see below), whose sum is σ = 104598433728. Its totient is φ = 52137796944.

The previous prime is 78327760333. The next prime is 78327760367. The reversal of 78327760353 is 35306772387.

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

It is not a de Polignac number, because 78327760353 - 2⁶ = 78327760289 is a prime.

It is a super-2 number, since 2×78327760353² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 78327760296 and 78327760305.

It is not an unprimeable number, because it can be changed into a prime (78327760333) 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, 20175226 + ... + 20179107.

It is an arithmetic number, because the mean of its divisors is an integer number (13074804216).

Almost surely, 2^78327760353 is an apocalyptic number.

It is an amenable number.

78327760353 is a deficient number, since it is larger than the sum of its proper divisors (26270673375).

78327760353 is a wasteful number, since it uses less digits than its factorization.

78327760353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40354983.

The product of its (nonzero) digits is 4445280, while the sum is 51.

The spelling of 78327760353 in words is "seventy-eight billion, three hundred twenty-seven million, seven hundred sixty thousand, three hundred fifty-three".