71035285946 has 16 divisors (see below), whose sum is σ = 106784052288. Its totient is φ = 35440675200.

The previous prime is 71035285903. The next prime is 71035285949. The reversal of 71035285946 is 64958253017.

It is a happy number.

It is a super-2 number, since 2×71035285946² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 71035285894 and 71035285903.

It is not an unprimeable number, because it can be changed into a prime (71035285949) 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, 2043491 + ... + 2077961.

It is an arithmetic number, because the mean of its divisors is an integer number (6674003268).

It is a 1-persistent number, because it is pandigital, but 2⋅71035285946 = 142070571892 is not.

Almost surely, 2^71035285946 is an apocalyptic number.

71035285946 is a deficient number, since it is larger than the sum of its proper divisors (35748766342).

71035285946 is a wasteful number, since it uses less digits than its factorization.

71035285946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36677.

The product of its (nonzero) digits is 1814400, while the sum is 50.

The spelling of 71035285946 in words is "seventy-one billion, thirty-five million, two hundred eighty-five thousand, nine hundred forty-six".