5551478924 has 12 divisors (see below), whose sum is σ = 9851920848. Its totient is φ = 2736644400.

The previous prime is 5551478899. The next prime is 5551478929. The reversal of 5551478924 is 4298741555.

It is not an unprimeable number, because it can be changed into a prime (5551478929) 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, 9773447 + ... + 9774014.

It is an arithmetic number, because the mean of its divisors is an integer number (820993404).

Almost surely, 2^5551478924 is an apocalyptic number.

It is an amenable number.

5551478924 is a deficient number, since it is larger than the sum of its proper divisors (4300441924).

5551478924 is a wasteful number, since it uses less digits than its factorization.

5551478924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19547536 (or 19547534 counting only the distinct ones).

The product of its digits is 2016000, while the sum is 50.

The square root of 5551478924 is about 74508.2473555780. The cubic root of 5551478924 is about 1770.6643025541.

The spelling of 5551478924 in words is "five billion, five hundred fifty-one million, four hundred seventy-eight thousand, nine hundred twenty-four".