5511021426 has 24 divisors (see below), whose sum is σ = 11945568960. Its totient is φ = 1836234456.

The previous prime is 5511021371. The next prime is 5511021431. The reversal of 5511021426 is 6241201155.

5511021426 is a `hidden beast` number, since 5 + 511 + 0 + 2 + 142 + 6 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 5511021426.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19566 + ... + 106793.

It is an arithmetic number, because the mean of its divisors is an integer number (497732040).

Almost surely, 2^5511021426 is an apocalyptic number.

5511021426 is an abundant number, since it is smaller than the sum of its proper divisors (6434547534).

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

5511021426 is a wasteful number, since it uses less digits than its factorization.

5511021426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128790 (or 128787 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

The square root of 5511021426 is about 74236.2541215544. The cubic root of 5511021426 is about 1766.3524558949.

The spelling of 5511021426 in words is "five billion, five hundred eleven million, twenty-one thousand, four hundred twenty-six".