5477991288 has 256 divisors, whose sum is σ = 17503395840. Its totient is φ = 1387584000.

The previous prime is 5477991283. The next prime is 5477991301. The reversal of 5477991288 is 8821997745.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5477991283) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 18696070 + ... + 18696362.

It is an arithmetic number, because the mean of its divisors is an integer number (68372640).

Almost surely, 2^5477991288 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5477991288, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8751697920).

5477991288 is an abundant number, since it is smaller than the sum of its proper divisors (12025404552).

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

5477991288 is a wasteful number, since it uses less digits than its factorization.

5477991288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 538 (or 534 counting only the distinct ones).

The product of its digits is 10160640, while the sum is 60.

The square root of 5477991288 is about 74013.4534257117. The cubic root of 5477991288 is about 1762.8165225204.

The spelling of 5477991288 in words is "five billion, four hundred seventy-seven million, nine hundred ninety-one thousand, two hundred eighty-eight".