65419243941 has 8 divisors (see below), whose sum is σ = 87229129600. Its totient is φ = 43611093792.

The previous prime is 65419243937. The next prime is 65419243951. The reversal of 65419243941 is 14934291456.

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

It is not a de Polignac number, because 65419243941 - 2² = 65419243937 is a prime.

It is a super-2 number, since 2×65419243941² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65419243951) 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, 343216 + ... + 498633.

It is an arithmetic number, because the mean of its divisors is an integer number (10903641200).

Almost surely, 2^65419243941 is an apocalyptic number.

It is an amenable number.

65419243941 is a deficient number, since it is larger than the sum of its proper divisors (21809885659).

65419243941 is a wasteful number, since it uses less digits than its factorization.

65419243941 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 867755.

The product of its digits is 933120, while the sum is 48.

The spelling of 65419243941 in words is "sixty-five billion, four hundred nineteen million, two hundred forty-three thousand, nine hundred forty-one".