5428721735 has 4 divisors (see below), whose sum is σ = 6514466088. Its totient is φ = 4342977384.

The previous prime is 5428721693. The next prime is 5428721777. The reversal of 5428721735 is 5371278245.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (5428721693) and next prime (5428721777).

It is a cyclic number.

It is not a de Polignac number, because 5428721735 - 2¹⁰ = 5428720711 is a prime.

It is a super-2 number, since 2×5428721735² = 58942039352122820450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 542872169 + ... + 542872178.

It is an arithmetic number, because the mean of its divisors is an integer number (1628616522).

Almost surely, 2^5428721735 is an apocalyptic number.

5428721735 is a deficient number, since it is larger than the sum of its proper divisors (1085744353).

5428721735 is a wasteful number, since it uses less digits than its factorization.

5428721735 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1085744352.

The product of its digits is 470400, while the sum is 44.

The square root of 5428721735 is about 73679.8597650674. The cubic root of 5428721735 is about 1757.5156208501.

The spelling of 5428721735 in words is "five billion, four hundred twenty-eight million, seven hundred twenty-one thousand, seven hundred thirty-five".