55051161620700 has 108 divisors (see below), whose sum is σ = 185286481161432. Its totient is φ = 12583122652800.

The previous prime is 55051161620683. The next prime is 55051161620711. The reversal of 55051161620700 is 702616115055.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1872473791 + ... + 1872503190.

Almost surely, 2^{55051161620700} is an apocalyptic number.

55051161620700 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

55051161620700 is an abundant number, since it is smaller than the sum of its proper divisors (130235319540732).

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

55051161620700 is a wasteful number, since it uses less digits than its factorization.

55051161620700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3744977012 (or 3744976998 counting only the distinct ones).

The product of its (nonzero) digits is 63000, while the sum is 39.

Adding to 55051161620700 its reverse (702616115055), we get a palindrome (55753777735755).

The spelling of 55051161620700 in words is "fifty-five trillion, fifty-one billion, one hundred sixty-one million, six hundred twenty thousand, seven hundred".