65890423071 has 36 divisors (see below), whose sum is σ = 104827817640. Its totient is φ = 39851935200.

The previous prime is 65890423051. The next prime is 65890423073. The reversal of 65890423071 is 17032409856.

65890423071 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 65890423071 - 2⁶ = 65890423007 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65890423073) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 473085 + ... + 596313.

It is a 1-persistent number, because it is pandigital, but 2⋅65890423071 = 131780846142 is not.

Almost surely, 2^65890423071 is an apocalyptic number.

65890423071 is a deficient number, since it is larger than the sum of its proper divisors (38937394569).

65890423071 is a wasteful number, since it uses less digits than its factorization.

65890423071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123748 (or 123734 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 45.

The spelling of 65890423071 in words is "sixty-five billion, eight hundred ninety million, four hundred twenty-three thousand, seventy-one".