67550285836 has 12 divisors (see below), whose sum is σ = 128959636680. Its totient is φ = 30704675360.

The previous prime is 67550285783. The next prime is 67550285839. The reversal of 67550285836 is 63858205576.

67550285836 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×67550285836² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (67550285839) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 767616841 + ... + 767616928.

It is an arithmetic number, because the mean of its divisors is an integer number (10746636390).

Almost surely, 2^67550285836 is an apocalyptic number.

It is an amenable number.

67550285836 is a deficient number, since it is larger than the sum of its proper divisors (61409350844).

67550285836 is a wasteful number, since it uses less digits than its factorization.

67550285836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1535233784 (or 1535233782 counting only the distinct ones).

The product of its (nonzero) digits is 12096000, while the sum is 55.

The spelling of 67550285836 in words is "sixty-seven billion, five hundred fifty million, two hundred eighty-five thousand, eight hundred thirty-six".