2755561415 has 16 divisors (see below), whose sum is σ = 3389268960. Its totient is φ = 2149447680.

The previous prime is 2755561381. The next prime is 2755561427. The reversal of 2755561415 is 5141655572.

It is not a de Polignac number, because 2755561415 - 2¹⁰ = 2755560391 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 542156 + ... + 547214.

It is an arithmetic number, because the mean of its divisors is an integer number (211829310).

Almost surely, 2^2755561415 is an apocalyptic number.

2755561415 is a deficient number, since it is larger than the sum of its proper divisors (633707545).

2755561415 is a wasteful number, since it uses less digits than its factorization.

2755561415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7762.

The product of its digits is 210000, while the sum is 41.

The square root of 2755561415 is about 52493.4416379799. The cubic root of 2755561415 is about 1401.9634720232.

The spelling of 2755561415 in words is "two billion, seven hundred fifty-five million, five hundred sixty-one thousand, four hundred fifteen".