5555515051505 has 16 divisors (see below), whose sum is σ = 6755128348800. Its totient is φ = 4385710130688.

The previous prime is 5555515051453. The next prime is 5555515051507. The reversal of 5555515051505 is 5051505155555.

It is a cyclic number.

It is not a de Polignac number, because 5555515051505 - 2¹⁸ = 5555514789361 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 5555515051505.

It is not an unprimeable number, because it can be changed into a prime (5555515051507) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18913280 + ... + 19204769.

It is an arithmetic number, because the mean of its divisors is an integer number (422195521800).

Almost surely, 2^{5555515051505} is an apocalyptic number.

It is an amenable number.

5555515051505 is a deficient number, since it is larger than the sum of its proper divisors (1199613297295).

5555515051505 is a wasteful number, since it uses less digits than its factorization.

5555515051505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38118440.

The product of its (nonzero) digits is 1953125, while the sum is 47.

The spelling of 5555515051505 in words is "five trillion, five hundred fifty-five billion, five hundred fifteen million, fifty-one thousand, five hundred five".