73667407400340 has 96 divisors (see below), whose sum is σ = 228139230990720. Its totient is φ = 17643420642816.

The previous prime is 73667407400309. The next prime is 73667407400359. The reversal of 73667407400340 is 4300470476637.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1276260250 + ... + 1276317969.

It is an arithmetic number, because the mean of its divisors is an integer number (2376450322820).

Almost surely, 2^{73667407400340} is an apocalyptic number.

It is an amenable number.

73667407400340 is an abundant number, since it is smaller than the sum of its proper divisors (154471823590380).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

73667407400340 is a wasteful number, since it uses less digits than its factorization.

73667407400340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2552578281 (or 2552578279 counting only the distinct ones).

The product of its (nonzero) digits is 7112448, while the sum is 51.

Adding to 73667407400340 its reverse (4300470476637), we get a palindrome (77967877876977).

The spelling of 73667407400340 in words is "seventy-three trillion, six hundred sixty-seven billion, four hundred seven million, four hundred thousand, three hundred forty".