78463013734403 has 4 divisors (see below), whose sum is σ = 78477460989648. Its totient is φ = 78448566479160.

The previous prime is 78463013734373. The next prime is 78463013734489. The reversal of 78463013734403 is 30443731036487.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 78463013734403 - 2²⁴ = 78462996957187 is a prime.

It is a super-2 number, since 2×78463013734403² (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 (78463013734603) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7223619476 + ... + 7223630337.

It is an arithmetic number, because the mean of its divisors is an integer number (19619365247412).

Almost surely, 2^{78463013734403} is an apocalyptic number.

78463013734403 is a deficient number, since it is larger than the sum of its proper divisors (14447255245).

78463013734403 is a wasteful number, since it uses less digits than its factorization.

78463013734403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14447255244.

The product of its (nonzero) digits is 12192768, while the sum is 53.

The spelling of 78463013734403 in words is "seventy-eight trillion, four hundred sixty-three billion, thirteen million, seven hundred thirty-four thousand, four hundred three".