72203505334 has 32 divisors (see below), whose sum is σ = 114120122400. Its totient is φ = 34211573760.

The previous prime is 72203505307. The next prime is 72203505359. The reversal of 72203505334 is 43350530227.

It is a self number, because there is not a number n which added to its sum of digits gives 72203505334.

It is a congruent 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 15 ways as a sum of consecutive naturals, for example, 2177044 + ... + 2209960.

It is an arithmetic number, because the mean of its divisors is an integer number (3566253825).

Almost surely, 2^72203505334 is an apocalyptic number.

72203505334 is a deficient number, since it is larger than the sum of its proper divisors (41916617066).

72203505334 is a wasteful number, since it uses less digits than its factorization.

72203505334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33648.

The product of its (nonzero) digits is 75600, while the sum is 34.

The spelling of 72203505334 in words is "seventy-two billion, two hundred three million, five hundred five thousand, three hundred thirty-four".