68365950501 has 24 divisors (see below), whose sum is σ = 94563898624. Its totient is φ = 43932188160.

The previous prime is 68365950479. The next prime is 68365950511. The reversal of 68365950501 is 10505956386.

It is a happy number.

It is not a de Polignac number, because 68365950501 - 2⁵ = 68365950469 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68365950511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1509141 + ... + 1553781.

Almost surely, 2^68365950501 is an apocalyptic number.

It is an amenable number.

68365950501 is a deficient number, since it is larger than the sum of its proper divisors (26197948123).

68365950501 is a wasteful number, since it uses less digits than its factorization.

68365950501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45309 (or 45280 counting only the distinct ones).

The product of its (nonzero) digits is 972000, while the sum is 48.

The spelling of 68365950501 in words is "sixty-eight billion, three hundred sixty-five million, nine hundred fifty thousand, five hundred one".