72261025602 has 8 divisors (see below), whose sum is σ = 144522051216. Its totient is φ = 24087008532.

The previous prime is 72261025591. The next prime is 72261025609. The reversal of 72261025602 is 20652016227.

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

72261025602 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (72261025609) 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 3 ways as a sum of consecutive naturals, for example, 6021752128 + ... + 6021752139.

It is an arithmetic number, because the mean of its divisors is an integer number (18065256402).

Almost surely, 2^72261025602 is an apocalyptic number.

72261025602 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

72261025602 is a wasteful number, since it uses less digits than its factorization.

72261025602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12043504272.

The product of its (nonzero) digits is 20160, while the sum is 33.

The spelling of 72261025602 in words is "seventy-two billion, two hundred sixty-one million, twenty-five thousand, six hundred two".