5506221376398 has 16 divisors (see below), whose sum is σ = 11220224692176. Its totient is φ = 1800776802240.

The previous prime is 5506221376393. The next prime is 5506221376423. The reversal of 5506221376398 is 8936731226055.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5506221376393) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8657580463 + ... + 8657581098.

It is an arithmetic number, because the mean of its divisors is an integer number (701264043261).

Almost surely, 2^{5506221376398} is an apocalyptic number.

5506221376398 is an abundant number, since it is smaller than the sum of its proper divisors (5714003315778).

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

5506221376398 is a wasteful number, since it uses less digits than its factorization.

5506221376398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17315161619.

The product of its (nonzero) digits is 16329600, while the sum is 57.

The spelling of 5506221376398 in words is "five trillion, five hundred six billion, two hundred twenty-one million, three hundred seventy-six thousand, three hundred ninety-eight".