5421234402500 has 60 divisors (see below), whose sum is σ = 13548749062464. Its totient is φ = 1858708932000.

The previous prime is 5421234402499. The next prime is 5421234402517. The reversal of 5421234402500 is 52044321245.

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 19 ways as a sum of consecutive naturals, for example, 154874912 + ... + 154909911.

Almost surely, 2^{5421234402500} is an apocalyptic number.

5421234402500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

5421234402500 is an abundant number, since it is smaller than the sum of its proper divisors (8127514659964).

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

5421234402500 is a wasteful number, since it uses less digits than its factorization.

5421234402500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309784854 (or 309784837 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 32.

Adding to 5421234402500 its reverse (52044321245), we get a palindrome (5473278723745).

The spelling of 5421234402500 in words is "five trillion, four hundred twenty-one billion, two hundred thirty-four million, four hundred two thousand, five hundred".