72340211848 has 16 divisors (see below), whose sum is σ = 135649200780. Its totient is φ = 36167091648.

The previous prime is 72340211831. The next prime is 72340211897. The reversal of 72340211848 is 84811204327.

It can be written as a sum of positive squares in 2 ways, for example, as 67411891044 + 4928320804 = 259638^2 + 70202^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 72340211848.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 273111 + ... + 468262.

Almost surely, 2^72340211848 is an apocalyptic number.

It is an amenable number.

72340211848 is a deficient number, since it is larger than the sum of its proper divisors (63308988932).

72340211848 is a wasteful number, since it uses less digits than its factorization.

72340211848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 753576 (or 753572 counting only the distinct ones).

The product of its (nonzero) digits is 86016, while the sum is 40.

The spelling of 72340211848 in words is "seventy-two billion, three hundred forty million, two hundred eleven thousand, eight hundred forty-eight".