5214621305550 has 48 divisors (see below), whose sum is σ = 12993551252352. Its totient is φ = 1383975314400.

The previous prime is 5214621305539. The next prime is 5214621305573. The reversal of 5214621305550 is 555031264125.

It is a junction number, because it is equal to n+sod(n) for n = 5214621305499 and 5214621305508.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 82347834 + ... + 82411133.

It is an arithmetic number, because the mean of its divisors is an integer number (270698984424).

Almost surely, 2^{5214621305550} is an apocalyptic number.

5214621305550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5214621305550 is an abundant number, since it is smaller than the sum of its proper divisors (7778929946802).

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

5214621305550 is a wasteful number, since it uses less digits than its factorization.

5214621305550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164759193 (or 164759188 counting only the distinct ones).

The product of its (nonzero) digits is 180000, while the sum is 39.

Adding to 5214621305550 its reverse (555031264125), we get a palindrome (5769652569675).

The spelling of 5214621305550 in words is "five trillion, two hundred fourteen billion, six hundred twenty-one million, three hundred five thousand, five hundred fifty".