78183677107273 has 16 divisors (see below), whose sum is σ = 82501784003520. Its totient is φ = 73886105468736.

The previous prime is 78183677107231. The next prime is 78183677107309. The reversal of 78183677107273 is 37270177638187.

It is a cyclic number.

It is not a de Polignac number, because 78183677107273 - 2¹³ = 78183677099081 is a prime.

It is a super-2 number, since 2×78183677107273² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 78183677107199 and 78183677107208.

It is not an unprimeable number, because it can be changed into a prime (78183677107373) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9916611 + ... + 15959527.

It is an arithmetic number, because the mean of its divisors is an integer number (5156361500220).

Almost surely, 2^{78183677107273} is an apocalyptic number.

It is an amenable number.

78183677107273 is a deficient number, since it is larger than the sum of its proper divisors (4318106896247).

78183677107273 is a wasteful number, since it uses less digits than its factorization.

78183677107273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6044616.

The product of its (nonzero) digits is 116169984, while the sum is 67.

The spelling of 78183677107273 in words is "seventy-eight trillion, one hundred eighty-three billion, six hundred seventy-seven million, one hundred seven thousand, two hundred seventy-three".