55540121014 has 32 divisors (see below), whose sum is σ = 100895279616. Its totient is φ = 22384302720.

The previous prime is 55540121009. The next prime is 55540121027. The reversal of 55540121014 is 41012104555.

It is a congruent number.

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, 195669 + ... + 386479.

It is an arithmetic number, because the mean of its divisors is an integer number (3152977488).

Almost surely, 2^55540121014 is an apocalyptic number.

55540121014 is a deficient number, since it is larger than the sum of its proper divisors (45355158602).

55540121014 is a wasteful number, since it uses less digits than its factorization.

55540121014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192060.

The product of its (nonzero) digits is 4000, while the sum is 28.

Adding to 55540121014 its reverse (41012104555), we get a palindrome (96552225569).

The spelling of 55540121014 in words is "fifty-five billion, five hundred forty million, one hundred twenty-one thousand, fourteen".