78560438002 has 8 divisors (see below), whose sum is σ = 118768536576. Its totient is φ = 38970925812.

The previous prime is 78560437999. The next prime is 78560438027. The reversal of 78560438002 is 20083406587.

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

It is a self number, because there is not a number n which added to its sum of digits gives 78560438002.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 154646278 + ... + 154646785.

It is an arithmetic number, because the mean of its divisors is an integer number (14846067072).

Almost surely, 2^78560438002 is an apocalyptic number.

78560438002 is a deficient number, since it is larger than the sum of its proper divisors (40208098574).

78560438002 is a wasteful number, since it uses less digits than its factorization.

78560438002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309293192.

The product of its (nonzero) digits is 322560, while the sum is 43.

The spelling of 78560438002 in words is "seventy-eight billion, five hundred sixty million, four hundred thirty-eight thousand, two".