5551627464 has 128 divisors (see below), whose sum is σ = 15769728000. Its totient is φ = 1808980992.

The previous prime is 5551627429. The next prime is 5551627561. The reversal of 5551627464 is 4647261555.

5551627464 is a `hidden beast` number, since 5 + 5 + 516 + 2 + 74 + 64 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3857257 + ... + 3858695.

It is an arithmetic number, because the mean of its divisors is an integer number (123201000).

Almost surely, 2^5551627464 is an apocalyptic number.

5551627464 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5551627464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7884864000).

5551627464 is an abundant number, since it is smaller than the sum of its proper divisors (10218100536).

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

5551627464 is a wasteful number, since it uses less digits than its factorization.

5551627464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1844 (or 1834 counting only the distinct ones).

The product of its digits is 1008000, while the sum is 45.

The square root of 5551627464 is about 74509.2441513132. The cubic root of 5551627464 is about 1770.6800948702.

The spelling of 5551627464 in words is "five billion, five hundred fifty-one million, six hundred twenty-seven thousand, four hundred sixty-four".