5511525426 has 96 divisors (see below), whose sum is σ = 13903239168. Its totient is φ = 1559416320.

The previous prime is 5511525419. The next prime is 5511525451. The reversal of 5511525426 is 6245251155.

5511525426 is a `hidden beast` number, since 55 + 11 + 52 + 542 + 6 = 666.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 421036 + ... + 433928.

It is an arithmetic number, because the mean of its divisors is an integer number (144825408).

Almost surely, 2^5511525426 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5511525426, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6951619584).

5511525426 is an abundant number, since it is smaller than the sum of its proper divisors (8391713742).

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

5511525426 is a wasteful number, since it uses less digits than its factorization.

5511525426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13056 (or 13053 counting only the distinct ones).

The product of its digits is 60000, while the sum is 36.

The square root of 5511525426 is about 74239.6486117762. The cubic root of 5511525426 is about 1766.4063003902.

The spelling of 5511525426 in words is "five billion, five hundred eleven million, five hundred twenty-five thousand, four hundred twenty-six".