78604252463 has 4 divisors (see below), whose sum is σ = 85750093608. Its totient is φ = 71458411320.

The previous prime is 78604252429. The next prime is 78604252481. The reversal of 78604252463 is 36425240687.

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 78604252463 - 2¹⁴ = 78604236079 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (78604252763) 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, 3572920556 + ... + 3572920577.

It is an arithmetic number, because the mean of its divisors is an integer number (21437523402).

Almost surely, 2^78604252463 is an apocalyptic number.

78604252463 is a deficient number, since it is larger than the sum of its proper divisors (7145841145).

78604252463 is a wasteful number, since it uses less digits than its factorization.

78604252463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7145841144.

The product of its (nonzero) digits is 1935360, while the sum is 47.

The spelling of 78604252463 in words is "seventy-eight billion, six hundred four million, two hundred fifty-two thousand, four hundred sixty-three".