73400733407 has 2 divisors, whose sum is σ = 73400733408. Its totient is φ = 73400733406.

The previous prime is 73400733331. The next prime is 73400733409. The reversal of 73400733407 is 70433700437.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 73400733407 - 2²⁶ = 73333624543 is a prime.

Together with 73400733409, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73400733409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36700366703 + 36700366704.

It is an arithmetic number, because the mean of its divisors is an integer number (36700366704).

Almost surely, 2^73400733407 is an apocalyptic number.

73400733407 is a deficient number, since it is larger than the sum of its proper divisors (1).

73400733407 is an equidigital number, since it uses as much as digits as its factorization.

73400733407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 148176, while the sum is 38.

The spelling of 73400733407 in words is "seventy-three billion, four hundred million, seven hundred thirty-three thousand, four hundred seven".