72120553005262 has 8 divisors (see below), whose sum is σ = 109662758679456. Its totient is φ = 35566300112112.

The previous prime is 72120553005251. The next prime is 72120553005271. The reversal of 72120553005262 is 26250035502127.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 246988195078 + ... + 246988195369.

It is an arithmetic number, because the mean of its divisors is an integer number (13707844834932).

Almost surely, 2^{72120553005262} is an apocalyptic number.

72120553005262 is a deficient number, since it is larger than the sum of its proper divisors (37542205674194).

72120553005262 is a wasteful number, since it uses less digits than its factorization.

72120553005262 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 493976390522.

The product of its (nonzero) digits is 252000, while the sum is 40.

Adding to 72120553005262 its reverse (26250035502127), we get a palindrome (98370588507389).

The spelling of 72120553005262 in words is "seventy-two trillion, one hundred twenty billion, five hundred fifty-three million, five thousand, two hundred sixty-two".