5538426240 has 128 divisors (see below), whose sum is σ = 17752381920. Its totient is φ = 1468661760.

The previous prime is 5538426233. The next prime is 5538426259. The reversal of 5538426240 is 426248355.

It is a tau number, because it is divible by the number of its divisors (128).

It is a congruent number.

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, 339552 + ... + 355488.

Almost surely, 2^5538426240 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 5538426240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8876190960).

5538426240 is an abundant number, since it is smaller than the sum of its proper divisors (12213955680).

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

5538426240 is a wasteful number, since it uses less digits than its factorization.

5538426240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16140 (or 16128 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 39.

The square root of 5538426240 is about 74420.6035987347. The cubic root of 5538426240 is about 1769.2754799074.

The spelling of 5538426240 in words is "five billion, five hundred thirty-eight million, four hundred twenty-six thousand, two hundred forty".