5211455655 has 64 divisors (see below), whose sum is σ = 10102579200. Its totient is φ = 2239463424.

The previous prime is 5211455653. The next prime is 5211455657. The reversal of 5211455655 is 5565541125.

It is an interprime number because it is at equal distance from previous prime (5211455653) and next prime (5211455657).

It is not a de Polignac number, because 5211455655 - 2¹ = 5211455653 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5211455653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2171146 + ... + 2173544.

It is an arithmetic number, because the mean of its divisors is an integer number (157852800).

Almost surely, 2^5211455655 is an apocalyptic number.

5211455655 is a deficient number, since it is larger than the sum of its proper divisors (4891123545).

5211455655 is a wasteful number, since it uses less digits than its factorization.

5211455655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3648.

The product of its digits is 150000, while the sum is 39.

The square root of 5211455655 is about 72190.4124867008. The cubic root of 5211455655 is about 1733.7495001911.

The spelling of 5211455655 in words is "five billion, two hundred eleven million, four hundred fifty-five thousand, six hundred fifty-five".