5427720465 has 8 divisors (see below), whose sum is σ = 8684352768. Its totient is φ = 2894784240.

The previous prime is 5427720409. The next prime is 5427720479. The reversal of 5427720465 is 5640277245.

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

It is not a de Polignac number, because 5427720465 - 2²⁰ = 5426671889 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 180924001 + ... + 180924030.

It is an arithmetic number, because the mean of its divisors is an integer number (1085544096).

Almost surely, 2^5427720465 is an apocalyptic number.

It is an amenable number.

5427720465 is a deficient number, since it is larger than the sum of its proper divisors (3256632303).

5427720465 is a wasteful number, since it uses less digits than its factorization.

5427720465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361848039.

The product of its (nonzero) digits is 470400, while the sum is 42.

The square root of 5427720465 is about 73673.0647183894. The cubic root of 5427720465 is about 1757.4075625170.

The spelling of 5427720465 in words is "five billion, four hundred twenty-seven million, seven hundred twenty thousand, four hundred sixty-five".