5405278004 has 96 divisors (see below), whose sum is σ = 11732448000. Its totient is φ = 2171836800.

The previous prime is 5405277991. The next prime is 5405278031. The reversal of 5405278004 is 4008725045.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2631842 + ... + 2633894.

It is an arithmetic number, because the mean of its divisors is an integer number (122213000).

Almost surely, 2^5405278004 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5405278004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5866224000).

5405278004 is an abundant number, since it is smaller than the sum of its proper divisors (6327169996).

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

5405278004 is a wasteful number, since it uses less digits than its factorization.

5405278004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2198 (or 2182 counting only the distinct ones).

The product of its (nonzero) digits is 44800, while the sum is 35.

The square root of 5405278004 is about 73520.5957810463. The cubic root of 5405278004 is about 1754.9820485552.

The spelling of 5405278004 in words is "five billion, four hundred five million, two hundred seventy-eight thousand, four".