65263531043 has 8 divisors (see below), whose sum is σ = 66143242128. Its totient is φ = 64389665664.

The previous prime is 65263531031. The next prime is 65263531057. The reversal of 65263531043 is 34013536256.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 65263531043 - 2¹² = 65263526947 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 65263530988 and 65263531006.

It is not an unprimeable number, because it can be changed into a prime (65263531013) 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, 1438946 + ... + 1483607.

It is an arithmetic number, because the mean of its divisors is an integer number (8267905266).

Almost surely, 2^65263531043 is an apocalyptic number.

65263531043 is a deficient number, since it is larger than the sum of its proper divisors (879711085).

65263531043 is a wasteful number, since it uses less digits than its factorization.

65263531043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2922853.

The product of its (nonzero) digits is 194400, while the sum is 38.

The spelling of 65263531043 in words is "sixty-five billion, two hundred sixty-three million, five hundred thirty-one thousand, forty-three".