5119278405 has 16 divisors (see below), whose sum is σ = 8192409984. Its totient is φ = 2729760320.

The previous prime is 5119278401. The next prime is 5119278419. The reversal of 5119278405 is 5048729115.

It is not a de Polignac number, because 5119278405 - 2² = 5119278401 is a prime.

It is a super-2 number, since 2×5119278405² = 52414022775798688050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5119278401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56392 + ... + 115838.

It is an arithmetic number, because the mean of its divisors is an integer number (512025624).

Almost surely, 2^5119278405 is an apocalyptic number.

It is an amenable number.

5119278405 is a deficient number, since it is larger than the sum of its proper divisors (3073131579).

5119278405 is a wasteful number, since it uses less digits than its factorization.

5119278405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65196.

The product of its (nonzero) digits is 100800, while the sum is 42.

The square root of 5119278405 is about 71549.1328039690. The cubic root of 5119278405 is about 1723.4667779453.

The spelling of 5119278405 in words is "five billion, one hundred nineteen million, two hundred seventy-eight thousand, four hundred five".