78369691433411 has 8 divisors (see below), whose sum is σ = 89575641216864. Its totient is φ = 67166311544640.

The previous prime is 78369691433389. The next prime is 78369691433413. The reversal of 78369691433411 is 11433419696387.

It is a happy number.

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

It is not a de Polignac number, because 78369691433411 - 2⁶ = 78369691433347 is a prime.

It is a super-2 number, since 2×78369691433411² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (78369691433413) 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, 642408320 + ... + 642530301.

It is an arithmetic number, because the mean of its divisors is an integer number (11196955152108).

Almost surely, 2^{78369691433411} is an apocalyptic number.

78369691433411 is a deficient number, since it is larger than the sum of its proper divisors (11205949783453).

78369691433411 is a wasteful number, since it uses less digits than its factorization.

78369691433411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1284947341.

The product of its digits is 70543872, while the sum is 65.

The spelling of 78369691433411 in words is "seventy-eight trillion, three hundred sixty-nine billion, six hundred ninety-one million, four hundred thirty-three thousand, four hundred eleven".