5187309450 has 48 divisors (see below), whose sum is σ = 13621271040. Its totient is φ = 1301912320.

The previous prime is 5187309427. The next prime is 5187309469. The reversal of 5187309450 is 549037815.

It is a super-3 number, since 3×5187309450³ (a number of 30 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1014570 + ... + 1019669.

It is an arithmetic number, because the mean of its divisors is an integer number (283776480).

Almost surely, 2^5187309450 is an apocalyptic number.

5187309450 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5187309450 is an abundant number, since it is smaller than the sum of its proper divisors (8433961590).

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

5187309450 is a wasteful number, since it uses less digits than its factorization.

5187309450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2034271 (or 2034266 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 42.

The square root of 5187309450 is about 72022.9786248805. The cubic root of 5187309450 is about 1731.0676971389.

The spelling of 5187309450 in words is "five billion, one hundred eighty-seven million, three hundred nine thousand, four hundred fifty".