78472303007564 has 12 divisors (see below), whose sum is σ = 137538781473744. Its totient is φ = 39175508300784.

The previous prime is 78472303007543. The next prime is 78472303007599. The reversal of 78472303007564 is 46570030327487.

It is a happy number.

It is a super-3 number, since 3×78472303007564³ (a number of 43 digits) contains 333 as substring.

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, 15160797839 + ... + 15160803014.

It is an arithmetic number, because the mean of its divisors is an integer number (11461565122812).

Almost surely, 2^{78472303007564} is an apocalyptic number.

It is an amenable number.

78472303007564 is a deficient number, since it is larger than the sum of its proper divisors (59066478466180).

78472303007564 is a wasteful number, since it uses less digits than its factorization.

78472303007564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30321601504 (or 30321601502 counting only the distinct ones).

The product of its (nonzero) digits is 23708160, while the sum is 56.

The spelling of 78472303007564 in words is "seventy-eight trillion, four hundred seventy-two billion, three hundred three million, seven thousand, five hundred sixty-four".