2478541427 has 4 divisors (see below), whose sum is σ = 2502605040. Its totient is φ = 2454477816.

The previous prime is 2478541423. The next prime is 2478541441. The reversal of 2478541427 is 7241458742.

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

It is a cyclic number.

It is not a de Polignac number, because 2478541427 - 2² = 2478541423 is a prime.

It is a super-2 number, since 2×2478541427² = 12286335210710392658, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2478541423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12031652 + ... + 12031857.

It is an arithmetic number, because the mean of its divisors is an integer number (625651260).

Almost surely, 2^2478541427 is an apocalyptic number.

2478541427 is a deficient number, since it is larger than the sum of its proper divisors (24063613).

2478541427 is a wasteful number, since it uses less digits than its factorization.

2478541427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24063612.

The product of its digits is 501760, while the sum is 44.

The square root of 2478541427 is about 49784.9518127717. The cubic root of 2478541427 is about 1353.3144761394.

The spelling of 2478541427 in words is "two billion, four hundred seventy-eight million, five hundred forty-one thousand, four hundred twenty-seven".