73534503365 has 8 divisors (see below), whose sum is σ = 88247192568. Its totient is φ = 58823743680.

The previous prime is 73534503331. The next prime is 73534503373. The reversal of 73534503365 is 56330543537.

It can be written as a sum of positive squares in 4 ways, for example, as 892933924 + 72641569441 = 29882^2 + 269521^2 .

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

It is a de Polignac number, because none of the positive numbers 2^k-73534503365 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 397166 + ... + 552095.

It is an arithmetic number, because the mean of its divisors is an integer number (11030899071).

Almost surely, 2^73534503365 is an apocalyptic number.

It is an amenable number.

73534503365 is a deficient number, since it is larger than the sum of its proper divisors (14712689203).

73534503365 is a wasteful number, since it uses less digits than its factorization.

73534503365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 964759.

The product of its (nonzero) digits is 1701000, while the sum is 44.

The spelling of 73534503365 in words is "seventy-three billion, five hundred thirty-four million, five hundred three thousand, three hundred sixty-five".