55530271090 has 32 divisors (see below), whose sum is σ = 114242379264. Its totient is φ = 19037503680.

The previous prime is 55530271087. The next prime is 55530271103. The reversal of 55530271090 is 9017203555.

It is a happy number.

It is a super-2 number, since 2×55530271090² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1339047 + ... + 1379893.

It is an arithmetic number, because the mean of its divisors is an integer number (3570074352).

Almost surely, 2^55530271090 is an apocalyptic number.

55530271090 is an abundant number, since it is smaller than the sum of its proper divisors (58712108174).

55530271090 is a wasteful number, since it uses less digits than its factorization.

55530271090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60282.

The product of its (nonzero) digits is 47250, while the sum is 37.

The spelling of 55530271090 in words is "fifty-five billion, five hundred thirty million, two hundred seventy-one thousand, ninety".