74623043465 has 8 divisors (see below), whose sum is σ = 89580920328. Its totient is φ = 59676256000.

The previous prime is 74623043459. The next prime is 74623043477. The reversal of 74623043465 is 56434032647.

It can be written as a sum of positive squares in 4 ways, for example, as 10169512336 + 64453531129 = 100844^2 + 253877^2 .

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

It is not a de Polignac number, because 74623043465 - 2¹⁰ = 74623042441 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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, 2757536 + ... + 2784465.

It is an arithmetic number, because the mean of its divisors is an integer number (11197615041).

Almost surely, 2^74623043465 is an apocalyptic number.

It is an amenable number.

74623043465 is a deficient number, since it is larger than the sum of its proper divisors (14957876863).

74623043465 is a wasteful number, since it uses less digits than its factorization.

74623043465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5544699.

The product of its (nonzero) digits is 1451520, while the sum is 44.

The spelling of 74623043465 in words is "seventy-four billion, six hundred twenty-three million, forty-three thousand, four hundred sixty-five".