78373416011 has 16 divisors (see below), whose sum is σ = 86017075200. Its totient is φ = 70816845600.

The previous prime is 78373416001. The next prime is 78373416019. The reversal of 78373416011 is 11061437387.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-78373416011 is a prime.

It is a super-2 number, since 2×78373416011² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 78373416011.

It is not an unprimeable number, because it can be changed into a prime (78373416019) 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, 2630345 + ... + 2659973.

It is an arithmetic number, because the mean of its divisors is an integer number (5376067200).

Almost surely, 2^78373416011 is an apocalyptic number.

78373416011 is a deficient number, since it is larger than the sum of its proper divisors (7643659189).

78373416011 is a wasteful number, since it uses less digits than its factorization.

78373416011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31090.

The product of its (nonzero) digits is 84672, while the sum is 41.

The spelling of 78373416011 in words is "seventy-eight billion, three hundred seventy-three million, four hundred sixteen thousand, eleven".