67400040037 has 8 divisors (see below), whose sum is σ = 73530662400. Its totient is φ = 61269975360.

The previous prime is 67400040017. The next prime is 67400040061. The reversal of 67400040037 is 73004000476.

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

It is a de Polignac number, because none of the positive numbers 2^k-67400040037 is a prime.

It is a super-2 number, since 2×67400040037² (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 = 67400039990 and 67400040008.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67400040007) 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 7 ways as a sum of consecutive naturals, for example, 137148 + ... + 391930.

It is an arithmetic number, because the mean of its divisors is an integer number (9191332800).

Almost surely, 2^67400040037 is an apocalyptic number.

It is an amenable number.

67400040037 is a deficient number, since it is larger than the sum of its proper divisors (6130622363).

67400040037 is a wasteful number, since it uses less digits than its factorization.

67400040037 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278843.

The product of its (nonzero) digits is 14112, while the sum is 31.

The spelling of 67400040037 in words is "sixty-seven billion, four hundred million, forty thousand, thirty-seven".