5420040245 has 8 divisors (see below), whose sum is σ = 6595655040. Its totient is φ = 4274961040.

The previous prime is 5420040239. The next prime is 5420040287. The reversal of 5420040245 is 5420400245.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5420040245 - 2¹⁶ = 5419974709 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7633505 + ... + 7634214.

It is an arithmetic number, because the mean of its divisors is an integer number (824456880).

Almost surely, 2^5420040245 is an apocalyptic number.

It is an amenable number.

5420040245 is a deficient number, since it is larger than the sum of its proper divisors (1175614795).

5420040245 is a wasteful number, since it uses less digits than its factorization.

5420040245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15267795.

The product of its (nonzero) digits is 6400, while the sum is 26.

The square root of 5420040245 is about 73620.9226035643. The cubic root of 5420040245 is about 1756.5782611544.

Subtracting 5420040245 from its reverse (5420400245), we obtain a square (360000 = 600²).

The spelling of 5420040245 in words is "five billion, four hundred twenty million, forty thousand, two hundred forty-five".