67983591047 has 8 divisors (see below), whose sum is σ = 69647378640. Its totient is φ = 66320072640.

The previous prime is 67983591043. The next prime is 67983591059. The reversal of 67983591047 is 74019538976.

67983591047 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 67983591047 - 2² = 67983591043 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 (67983591043) 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, 502229 + ... + 623057.

It is an arithmetic number, because the mean of its divisors is an integer number (8705922330).

Almost surely, 2^67983591047 is an apocalyptic number.

67983591047 is a deficient number, since it is larger than the sum of its proper divisors (1663787593).

67983591047 is a wasteful number, since it uses less digits than its factorization.

67983591047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134593.

The product of its (nonzero) digits is 11430720, while the sum is 59.

The spelling of 67983591047 in words is "sixty-seven billion, nine hundred eighty-three million, five hundred ninety-one thousand, forty-seven".