73400612719 has 8 divisors (see below), whose sum is σ = 86779049760. Its totient is φ = 60745334496.

The previous prime is 73400612693. The next prime is 73400612741. The reversal of 73400612719 is 91721600437.

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

It is not a de Polignac number, because 73400612719 - 2⁵ = 73400612687 is a prime.

It is a super-2 number, since 2×73400612719² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73400612749) 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 in 7 ways as a sum of consecutive naturals, for example, 180789484 + ... + 180789889.

It is an arithmetic number, because the mean of its divisors is an integer number (10847381220).

Almost surely, 2^73400612719 is an apocalyptic number.

73400612719 is a deficient number, since it is larger than the sum of its proper divisors (13378437041).

73400612719 is a wasteful number, since it uses less digits than its factorization.

73400612719 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 361579409.

The product of its (nonzero) digits is 63504, while the sum is 40.

The spelling of 73400612719 in words is "seventy-three billion, four hundred million, six hundred twelve thousand, seven hundred nineteen".