5123498550 has 24 divisors (see below), whose sum is σ = 12706276776. Its totient is φ = 1366266240.

The previous prime is 5123498543. The next prime is 5123498551. The reversal of 5123498550 is 558943215.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5123498551) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17078179 + ... + 17078478.

It is an arithmetic number, because the mean of its divisors is an integer number (529428199).

Almost surely, 2^5123498550 is an apocalyptic number.

5123498550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5123498550 is an abundant number, since it is smaller than the sum of its proper divisors (7582778226).

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

5123498550 is a wasteful number, since it uses less digits than its factorization.

5123498550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34156672 (or 34156667 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 42.

The square root of 5123498550 is about 71578.6179665408. The cubic root of 5123498550 is about 1723.9402354287.

The spelling of 5123498550 in words is "five billion, one hundred twenty-three million, four hundred ninety-eight thousand, five hundred fifty".