4913554078509 has 8 divisors (see below), whose sum is σ = 6569964661632. Its totient is φ = 3266423107200.

The previous prime is 4913554078409. The next prime is 4913554078513. The reversal of 4913554078509 is 9058704553194.

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 4913554078509 - 2¹² = 4913554074413 is a prime.

It is a Smith number, since the sum of its digits (60) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4913554078109) 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, 2319901717 + ... + 2319903834.

It is an arithmetic number, because the mean of its divisors is an integer number (821245582704).

Almost surely, 2^{4913554078509} is an apocalyptic number.

It is an amenable number.

4913554078509 is a deficient number, since it is larger than the sum of its proper divisors (1656410583123).

4913554078509 is a wasteful number, since it uses less digits than its factorization.

4913554078509 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4639805907.

The product of its (nonzero) digits is 27216000, while the sum is 60.

The spelling of 4913554078509 in words is "four trillion, nine hundred thirteen billion, five hundred fifty-four million, seventy-eight thousand, five hundred nine".