5420835645 has 32 divisors (see below), whose sum is σ = 9187706880. Its totient is φ = 2719810560.

The previous prime is 5420835613. The next prime is 5420835691. The reversal of 5420835645 is 5465380245.

It is not a de Polignac number, because 5420835645 - 2⁵ = 5420835613 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5420835597 and 5420835606.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 861571 + ... + 867839.

It is an arithmetic number, because the mean of its divisors is an integer number (287115840).

Almost surely, 2^5420835645 is an apocalyptic number.

It is an amenable number.

5420835645 is a deficient number, since it is larger than the sum of its proper divisors (3766871235).

5420835645 is a wasteful number, since it uses less digits than its factorization.

5420835645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9685.

The product of its (nonzero) digits is 576000, while the sum is 42.

The square root of 5420835645 is about 73626.3244023495. The cubic root of 5420835645 is about 1756.6641838872.

The spelling of 5420835645 in words is "five billion, four hundred twenty million, eight hundred thirty-five thousand, six hundred forty-five".