5126535450 has 144 divisors (see below), whose sum is σ = 14217840000. Its totient is φ = 1323475200.

The previous prime is 5126535431. The next prime is 5126535497. The reversal of 5126535450 is 545356215.

5126535450 is a `hidden beast` number, since 51 + 2 + 65 + 3 + 545 + 0 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 2563551 + ... + 2565549.

It is an arithmetic number, because the mean of its divisors is an integer number (98735000).

Almost surely, 2^5126535450 is an apocalyptic number.

5126535450 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 5126535450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7108920000).

5126535450 is an abundant number, since it is smaller than the sum of its proper divisors (9091304550).

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

5126535450 is a wasteful number, since it uses less digits than its factorization.

5126535450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2197 (or 2189 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 36.

The square root of 5126535450 is about 71599.8285612473. The cubic root of 5126535450 is about 1724.2807839800.

The spelling of 5126535450 in words is "five billion, one hundred twenty-six million, five hundred thirty-five thousand, four hundred fifty".