7553505555 has 48 divisors (see below), whose sum is σ = 14168044800. Its totient is φ = 3853368288.

The previous prime is 7553505551. The next prime is 7553505559. The reversal of 7553505555 is 5555053557.

It is an interprime number because it is at equal distance from previous prime (7553505551) and next prime (7553505559).

It is not a de Polignac number, because 7553505555 - 2² = 7553505551 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 7553505555.

It is not an unprimeable number, because it can be changed into a prime (7553505551) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 107205 + ... + 163094.

It is an arithmetic number, because the mean of its divisors is an integer number (295167600).

Almost surely, 2^7553505555 is an apocalyptic number.

7553505555 is a deficient number, since it is larger than the sum of its proper divisors (6614539245).

7553505555 is a wasteful number, since it uses less digits than its factorization.

7553505555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270342 (or 270330 counting only the distinct ones).

The product of its (nonzero) digits is 1640625, while the sum is 45.

The square root of 7553505555 is about 86910.9058461595. The cubic root of 7553505555 is about 1962.0776208665.

The spelling of 7553505555 in words is "seven billion, five hundred fifty-three million, five hundred five thousand, five hundred fifty-five".