55327201838 has 4 divisors (see below), whose sum is σ = 82990802760. Its totient is φ = 27663600918.

The previous prime is 55327201807. The next prime is 55327201847. The reversal of 55327201838 is 83810272355.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×55327201838² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13831800458 + ... + 13831800461.

It is an arithmetic number, because the mean of its divisors is an integer number (20747700690).

Almost surely, 2^55327201838 is an apocalyptic number.

55327201838 is a deficient number, since it is larger than the sum of its proper divisors (27663600922).

55327201838 is a wasteful number, since it uses less digits than its factorization.

55327201838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27663600921.

The product of its (nonzero) digits is 403200, while the sum is 44.

The spelling of 55327201838 in words is "fifty-five billion, three hundred twenty-seven million, two hundred one thousand, eight hundred thirty-eight".