5403278028 has 96 divisors (see below), whose sum is σ = 13854456000. Its totient is φ = 1631379456.

The previous prime is 5403277963. The next prime is 5403278053. The reversal of 5403278028 is 8208723045.

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, 2063376 + ... + 2065992.

It is an arithmetic number, because the mean of its divisors is an integer number (144317250).

Almost surely, 2^5403278028 is an apocalyptic number.

5403278028 is a gapful number since it is divisible by the number (58) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5403278028, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6927228000).

5403278028 is an abundant number, since it is smaller than the sum of its proper divisors (8451177972).

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

5403278028 is a wasteful number, since it uses less digits than its factorization.

5403278028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3019 (or 3017 counting only the distinct ones).

The product of its (nonzero) digits is 107520, while the sum is 39.

The square root of 5403278028 is about 73506.9930550829. The cubic root of 5403278028 is about 1754.7655715636.

The spelling of 5403278028 in words is "five billion, four hundred three million, two hundred seventy-eight thousand, twenty-eight".