65550542 has 16 divisors (see below), whose sum is σ = 99497472. Its totient is φ = 32387040.

The previous prime is 65550503. The next prime is 65550557. The reversal of 65550542 is 24505556.

It is a junction number, because it is equal to n+sod(n) for n = 65550499 and 65550508.

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, 106628 + ... + 107240.

It is an arithmetic number, because the mean of its divisors is an integer number (6218592).

Almost surely, 2^65550542 is an apocalyptic number.

65550542 is a deficient number, since it is larger than the sum of its proper divisors (33946930).

65550542 is a wasteful number, since it uses less digits than its factorization.

65550542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1163.

The product of its (nonzero) digits is 30000, while the sum is 32.

The square root of 65550542 is about 8096.3289211840. The cubic root of 65550542 is about 403.2045543533.

The spelling of 65550542 in words is "sixty-five million, five hundred fifty thousand, five hundred forty-two".