78414417411 has 32 divisors (see below), whose sum is σ = 115510993920. Its totient is φ = 46918989600.

The previous prime is 78414417371. The next prime is 78414417437. The reversal of 78414417411 is 11471441487.

It is a happy number.

It is not a de Polignac number, because 78414417411 - 2²⁵ = 78380862979 is a prime.

It is a super-2 number, since 2×78414417411² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (78414417451) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4315816 + ... + 4333946.

It is an arithmetic number, because the mean of its divisors is an integer number (3609718560).

Almost surely, 2^78414417411 is an apocalyptic number.

78414417411 is a deficient number, since it is larger than the sum of its proper divisors (37096576509).

78414417411 is a wasteful number, since it uses less digits than its factorization.

78414417411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19807.

The product of its digits is 100352, while the sum is 42.

Adding to 78414417411 its reverse (11471441487), we get a palindrome (89885858898).

The spelling of 78414417411 in words is "seventy-eight billion, four hundred fourteen million, four hundred seventeen thousand, four hundred eleven".