5121354450 has 48 divisors (see below), whose sum is σ = 12706374240. Its totient is φ = 1365112320.

The previous prime is 5121354443. The next prime is 5121354467. The reversal of 5121354450 is 544531215.

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 435042 + ... + 446658.

It is an arithmetic number, because the mean of its divisors is an integer number (264716130).

Almost surely, 2^5121354450 is an apocalyptic number.

5121354450 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5121354450 is an abundant number, since it is smaller than the sum of its proper divisors (7585019790).

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

5121354450 is a wasteful number, since it uses less digits than its factorization.

5121354450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14571 (or 14566 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

The square root of 5121354450 is about 71563.6391612389. The cubic root of 5121354450 is about 1723.6997216498.

Adding to 5121354450 its reverse (544531215), we get a palindrome (5665885665).

The spelling of 5121354450 in words is "five billion, one hundred twenty-one million, three hundred fifty-four thousand, four hundred fifty".