5490657636 has 12 divisors (see below), whose sum is σ = 12811534512. Its totient is φ = 1830219208.

The previous prime is 5490657619. The next prime is 5490657673. The reversal of 5490657636 is 6367560945.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 228777390 + ... + 228777413.

It is an arithmetic number, because the mean of its divisors is an integer number (1067627876).

Almost surely, 2^5490657636 is an apocalyptic number.

It is an amenable number.

5490657636 is an abundant number, since it is smaller than the sum of its proper divisors (7320876876).

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

5490657636 is a wasteful number, since it uses less digits than its factorization.

5490657636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 457554810 (or 457554808 counting only the distinct ones).

The product of its (nonzero) digits is 4082400, while the sum is 51.

The square root of 5490657636 is about 74098.9718957018. The cubic root of 5490657636 is about 1764.1741527763.

The spelling of 5490657636 in words is "five billion, four hundred ninety million, six hundred fifty-seven thousand, six hundred thirty-six".