55501050010004 has 6 divisors (see below), whose sum is σ = 97126837517514. Its totient is φ = 27750525005000.

The previous prime is 55501050010001. The next prime is 55501050010031. The reversal of 55501050010004 is 40001005010555.

It can be written as a sum of positive squares in only one way, i.e., 53434638010000 + 2066412000004 = 7309900^2 + 1437502^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55501050010001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6937631251247 + ... + 6937631251254.

It is an arithmetic number, because the mean of its divisors is an integer number (16187806252919).

Almost surely, 2^{55501050010004} is an apocalyptic number.

It is an amenable number.

55501050010004 is a deficient number, since it is larger than the sum of its proper divisors (41625787507510).

55501050010004 is a wasteful number, since it uses less digits than its factorization.

55501050010004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13875262502505 (or 13875262502503 counting only the distinct ones).

The product of its (nonzero) digits is 2500, while the sum is 26.

Adding to 55501050010004 its reverse (40001005010555), we get a palindrome (95502055020559).

The spelling of 55501050010004 in words is "fifty-five trillion, five hundred one billion, fifty million, ten thousand, four".