5420016861 has 24 divisors (see below), whose sum is σ = 8772064704. Its totient is φ = 2962491840.

The previous prime is 5420016803. The next prime is 5420016871. The reversal of 5420016861 is 1686100245.

It is not a de Polignac number, because 5420016861 - 2¹³ = 5420008669 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5420016871) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 798160 + ... + 804921.

It is an arithmetic number, because the mean of its divisors is an integer number (365502696).

Almost surely, 2^5420016861 is an apocalyptic number.

It is an amenable number.

5420016861 is a deficient number, since it is larger than the sum of its proper divisors (3352047843).

5420016861 is a wasteful number, since it uses less digits than its factorization.

5420016861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1603121 (or 1603114 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 33.

The square root of 5420016861 is about 73620.7637898440. The cubic root of 5420016861 is about 1756.5757349810.

The spelling of 5420016861 in words is "five billion, four hundred twenty million, sixteen thousand, eight hundred sixty-one".