67923297933 has 16 divisors (see below), whose sum is σ = 93271224960. Its totient is φ = 43935604416.

The previous prime is 67923297919. The next prime is 67923297943. The reversal of 67923297933 is 33979232976.

67923297933 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 67923297933 - 2¹⁶ = 67923232397 is a prime.

It is a super-2 number, since 2×67923297933² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67923297943) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 812410 + ... + 892107.

It is an arithmetic number, because the mean of its divisors is an integer number (5829451560).

Almost surely, 2^67923297933 is an apocalyptic number.

It is an amenable number.

67923297933 is a deficient number, since it is larger than the sum of its proper divisors (25347927027).

67923297933 is a wasteful number, since it uses less digits than its factorization.

67923297933 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1704916.

The product of its digits is 23147208, while the sum is 60.

The spelling of 67923297933 in words is "sixty-seven billion, nine hundred twenty-three million, two hundred ninety-seven thousand, nine hundred thirty-three".