5538212646 has 16 divisors (see below), whose sum is σ = 11092234608. Its totient is φ = 1843436000.

The previous prime is 5538212627. The next prime is 5538212657. The reversal of 5538212646 is 6462128355.

It is a junction number, because it is equal to n+sod(n) for n = 5538212598 and 5538212607.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 654165 + ... + 662576.

It is an arithmetic number, because the mean of its divisors is an integer number (693264663).

Almost surely, 2^5538212646 is an apocalyptic number.

5538212646 is an abundant number, since it is smaller than the sum of its proper divisors (5554021962).

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

5538212646 is a wasteful number, since it uses less digits than its factorization.

5538212646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1317447.

The product of its digits is 345600, while the sum is 42.

The square root of 5538212646 is about 74419.1685387575. The cubic root of 5538212646 is about 1769.2527350897.

The spelling of 5538212646 in words is "five billion, five hundred thirty-eight million, two hundred twelve thousand, six hundred forty-six".