5553378366 has 16 divisors (see below), whose sum is σ = 11156565504. Its totient is φ = 1842824664.

The previous prime is 5553378353. The next prime is 5553378377. The reversal of 5553378366 is 6638733555.

It is a super-2 number, since 2×5553378366² = 61680022551913659912, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2073916 + ... + 2076591.

It is an arithmetic number, because the mean of its divisors is an integer number (697285344).

Almost surely, 2^5553378366 is an apocalyptic number.

5553378366 is an abundant number, since it is smaller than the sum of its proper divisors (5603187138).

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

5553378366 is a wasteful number, since it uses less digits than its factorization.

5553378366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4150735.

The product of its digits is 6804000, while the sum is 51.

The square root of 5553378366 is about 74520.9927872677. The cubic root of 5553378366 is about 1770.8662241610.

The spelling of 5553378366 in words is "five billion, five hundred fifty-three million, three hundred seventy-eight thousand, three hundred sixty-six".