5451435340 has 24 divisors (see below), whose sum is σ = 12328631280. Its totient is φ = 2012837568.

The previous prime is 5451435337. The next prime is 5451435349. The reversal of 5451435340 is 435341545.

It is a junction number, because it is equal to n+sod(n) for n = 5451435296 and 5451435305.

It is not an unprimeable number, because it can be changed into a prime (5451435349) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10483270 + ... + 10483789.

It is an arithmetic number, because the mean of its divisors is an integer number (513692970).

Almost surely, 2^5451435340 is an apocalyptic number.

It is an amenable number.

5451435340 is an abundant number, since it is smaller than the sum of its proper divisors (6877195940).

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

5451435340 is a wasteful number, since it uses less digits than its factorization.

5451435340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20967081 (or 20967079 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 34.

The square root of 5451435340 is about 73833.8360103279. The cubic root of 5451435340 is about 1759.9633407481.

Adding to 5451435340 its reverse (435341545), we get a palindrome (5886776885).

The spelling of 5451435340 in words is "five billion, four hundred fifty-one million, four hundred thirty-five thousand, three hundred forty".