5505473381 has 4 divisors (see below), whose sum is σ = 5514036192. Its totient is φ = 5496910572.

The previous prime is 5505473359. The next prime is 5505473429. The reversal of 5505473381 is 1833745055.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5505473381 is a prime.

It is a super-2 number, since 2×5505473381² = 60620474297799142322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5505773381) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4280441 + ... + 4281726.

It is an arithmetic number, because the mean of its divisors is an integer number (1378509048).

Almost surely, 2^5505473381 is an apocalyptic number.

It is an amenable number.

5505473381 is a deficient number, since it is larger than the sum of its proper divisors (8562811).

5505473381 is an equidigital number, since it uses as much as digits as its factorization.

5505473381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8562810.

The product of its (nonzero) digits is 252000, while the sum is 41.

The square root of 5505473381 is about 74198.8772219634. The cubic root of 5505473381 is about 1765.7595172156.

The spelling of 5505473381 in words is "five billion, five hundred five million, four hundred seventy-three thousand, three hundred eighty-one".