67754043137 has 4 divisors (see below), whose sum is σ = 73913501616. Its totient is φ = 61594584660.

The previous prime is 67754043109. The next prime is 67754043139. The reversal of 67754043137 is 73134045776.

67754043137 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 67754043137 - 2¹⁶ = 67753977601 is a prime.

It is a super-2 number, since 2×67754043137² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 67754043091 and 67754043100.

It is not an unprimeable number, because it can be changed into a prime (67754043139) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3079729223 + ... + 3079729244.

It is an arithmetic number, because the mean of its divisors is an integer number (18478375404).

Almost surely, 2^67754043137 is an apocalyptic number.

It is an amenable number.

67754043137 is a deficient number, since it is larger than the sum of its proper divisors (6159458479).

67754043137 is a wasteful number, since it uses less digits than its factorization.

67754043137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6159458478.

The product of its (nonzero) digits is 1481760, while the sum is 47.

The spelling of 67754043137 in words is "sixty-seven billion, seven hundred fifty-four million, forty-three thousand, one hundred thirty-seven".