5406016523 has 4 divisors (see below), whose sum is σ = 5413642080. Its totient is φ = 5398390968.

The previous prime is 5406016519. The next prime is 5406016549. The reversal of 5406016523 is 3256106045.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3256106045 = 5 ⋅651221209.

It is a cyclic number.

It is not a de Polignac number, because 5406016523 - 2² = 5406016519 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5406016523.

It is not an unprimeable number, because it can be changed into a prime (5406016223) 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, 3811715 + ... + 3813132.

It is an arithmetic number, because the mean of its divisors is an integer number (1353410520).

Almost surely, 2^5406016523 is an apocalyptic number.

5406016523 is a deficient number, since it is larger than the sum of its proper divisors (7625557).

5406016523 is an equidigital number, since it uses as much as digits as its factorization.

5406016523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7625556.

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 5406016523 is about 73525.6181408902. The cubic root of 5406016523 is about 1755.0619722004.

The spelling of 5406016523 in words is "five billion, four hundred six million, sixteen thousand, five hundred twenty-three".