55650747 has 18 divisors (see below), whose sum is σ = 76528092. Its totient is φ = 35972064.

The previous prime is 55650719. The next prime is 55650767. The reversal of 55650747 is 74705655.

It is not a de Polignac number, because 55650747 - 2¹⁰ = 55649723 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55650767) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 762303 + ... + 762375.

Almost surely, 2^55650747 is an apocalyptic number.

55650747 is a deficient number, since it is larger than the sum of its proper divisors (20877345).

55650747 is an frugal number, since it uses more digits than its factorization.

55650747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267 (or 135 counting only the distinct ones).

The product of its (nonzero) digits is 147000, while the sum is 39.

The square root of 55650747 is about 7459.9428281992. The cubic root of 55650747 is about 381.7892238345.

The spelling of 55650747 in words is "fifty-five million, six hundred fifty thousand, seven hundred forty-seven".