27550255503 has 32 divisors (see below), whose sum is σ = 37903380480. Its totient is φ = 17790904800.

The previous prime is 27550255477. The next prime is 27550255529. The reversal of 27550255503 is 30555205572.

It is an interprime number because it is at equal distance from previous prime (27550255477) and next prime (27550255529).

It is not a de Polignac number, because 27550255503 - 2¹⁶ = 27550189967 is a prime.

It is a super-3 number, since 3×27550255503³ (a number of 32 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27550255543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6798828 + ... + 6802878.

It is an arithmetic number, because the mean of its divisors is an integer number (1184480640).

Almost surely, 2^27550255503 is an apocalyptic number.

27550255503 is a deficient number, since it is larger than the sum of its proper divisors (10353124977).

27550255503 is a wasteful number, since it uses less digits than its factorization.

27550255503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4587.

The product of its (nonzero) digits is 262500, while the sum is 39.

The spelling of 27550255503 in words is "twenty-seven billion, five hundred fifty million, two hundred fifty-five thousand, five hundred three".