45321352130420 has 24 divisors (see below), whose sum is σ = 96048003143400. Its totient is φ = 17962223962752.

The previous prime is 45321352130333. The next prime is 45321352130441. The reversal of 45321352130420 is 2403125312354.

It can be written as a sum of positive squares in 4 ways, for example, as 17026995398884 + 28294356731536 = 4126378^2 + 5319244^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10394803355 + ... + 10394807714.

It is an arithmetic number, because the mean of its divisors is an integer number (4002000130975).

Almost surely, 2^{45321352130420} is an apocalyptic number.

It is an amenable number.

45321352130420 is an abundant number, since it is smaller than the sum of its proper divisors (50726651012980).

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

45321352130420 is a wasteful number, since it uses less digits than its factorization.

45321352130420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20789611187 (or 20789611185 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 35.

Adding to 45321352130420 its reverse (2403125312354), we get a palindrome (47724477442774).

The spelling of 45321352130420 in words is "forty-five trillion, three hundred twenty-one billion, three hundred fifty-two million, one hundred thirty thousand, four hundred twenty".