5548977906 has 16 divisors (see below), whose sum is σ = 11107611648. Its totient is φ = 1848050000.

The previous prime is 5548977901. The next prime is 5548977937. The reversal of 5548977906 is 6097798455.

It is a super-2 number, since 2×5548977906² = 61582311602552289672, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5548977906.

It is not an unprimeable number, because it can be changed into a prime (5548977901) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 394845 + ... + 408656.

It is an arithmetic number, because the mean of its divisors is an integer number (694225728).

Almost surely, 2^5548977906 is an apocalyptic number.

5548977906 is an abundant number, since it is smaller than the sum of its proper divisors (5558633742).

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

5548977906 is a wasteful number, since it uses less digits than its factorization.

5548977906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 804657.

The product of its (nonzero) digits is 19051200, while the sum is 60.

The square root of 5548977906 is about 74491.4619671275. The cubic root of 5548977906 is about 1770.3983596977.

The spelling of 5548977906 in words is "five billion, five hundred forty-eight million, nine hundred seventy-seven thousand, nine hundred six".