55490248927 has 8 divisors (see below), whose sum is σ = 56164071600. Its totient is φ = 54817545024.

The previous prime is 55490248921. The next prime is 55490248951. The reversal of 55490248927 is 72984209455.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 55490248927 - 2²³ = 55481860319 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55490248921) 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, 179677 + ... + 378502.

It is an arithmetic number, because the mean of its divisors is an integer number (7020508950).

Almost surely, 2^55490248927 is an apocalyptic number.

55490248927 is a deficient number, since it is larger than the sum of its proper divisors (673822673).

55490248927 is a wasteful number, since it uses less digits than its factorization.

55490248927 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 559385.

The product of its (nonzero) digits is 7257600, while the sum is 55.

The spelling of 55490248927 in words is "fifty-five billion, four hundred ninety million, two hundred forty-eight thousand, nine hundred twenty-seven".