5195398450 has 24 divisors (see below), whose sum is σ = 10541936880. Its totient is φ = 1889235600.

The previous prime is 5195398409. The next prime is 5195398463. The reversal of 5195398450 is 548935915.

It is a hoax number, since the sum of its digits (49) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 5195398394 and 5195398403.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4722540 + ... + 4723639.

It is an arithmetic number, because the mean of its divisors is an integer number (439247370).

Almost surely, 2^5195398450 is an apocalyptic number.

5195398450 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5195398450 is an abundant number, since it is smaller than the sum of its proper divisors (5346538430).

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

5195398450 is a wasteful number, since it uses less digits than its factorization.

5195398450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9446202 (or 9446197 counting only the distinct ones).

The product of its (nonzero) digits is 972000, while the sum is 49.

The square root of 5195398450 is about 72079.1124390416. The cubic root of 5195398450 is about 1731.9670287714.

The spelling of 5195398450 in words is "five billion, one hundred ninety-five million, three hundred ninety-eight thousand, four hundred fifty".