5408690028 has 48 divisors (see below), whose sum is σ = 15050273280. Its totient is φ = 1478150784.

The previous prime is 5408690011. The next prime is 5408690083. The reversal of 5408690028 is 8200968045.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1397833 + ... + 1401696.

It is an arithmetic number, because the mean of its divisors is an integer number (313547360).

Almost surely, 2^5408690028 is an apocalyptic number.

It is an amenable number.

5408690028 is an abundant number, since it is smaller than the sum of its proper divisors (9641583252).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5408690028 is a wasteful number, since it uses less digits than its factorization.

5408690028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2799566 (or 2799564 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 42.

The square root of 5408690028 is about 73543.7966656604. The cubic root of 5408690028 is about 1755.3512421066.

The spelling of 5408690028 in words is "five billion, four hundred eight million, six hundred ninety thousand, twenty-eight".