55383171810 has 16 divisors (see below), whose sum is σ = 132919612416. Its totient is φ = 14768845808.

The previous prime is 55383171773. The next prime is 55383171827. The reversal of 55383171810 is 1817138355.

It is a super-2 number, since 2×55383171810² (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 7 ways as a sum of consecutive naturals, for example, 923052834 + ... + 923052893.

It is an arithmetic number, because the mean of its divisors is an integer number (8307475776).

Almost surely, 2^55383171810 is an apocalyptic number.

55383171810 is an abundant number, since it is smaller than the sum of its proper divisors (77536440606).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55383171810 is a wasteful number, since it uses less digits than its factorization.

55383171810 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1846105737.

The product of its (nonzero) digits is 100800, while the sum is 42.

The spelling of 55383171810 in words is "fifty-five billion, three hundred eighty-three million, one hundred seventy-one thousand, eight hundred ten".