5191061248 has 72 divisors (see below), whose sum is σ = 11349964080. Its totient is φ = 2358558720.

The previous prime is 5191061243. The next prime is 5191061257. The reversal of 5191061248 is 8421601915.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5191061243) 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, 105643 + ... + 146773.

It is an arithmetic number, because the mean of its divisors is an integer number (157638390).

Almost surely, 2^5191061248 is an apocalyptic number.

5191061248 is a gapful number since it is divisible by the number (58) 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 5191061248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5674982040).

5191061248 is an abundant number, since it is smaller than the sum of its proper divisors (6158902832).

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

5191061248 is a wasteful number, since it uses less digits than its factorization.

5191061248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41193 (or 41179 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 37.

The square root of 5191061248 is about 72049.0197573846. The cubic root of 5191061248 is about 1731.4849366372.

The spelling of 5191061248 in words is "five billion, one hundred ninety-one million, sixty-one thousand, two hundred forty-eight".