72265562463270 has 128 divisors (see below), whose sum is σ = 193962368337408. Its totient is φ = 17079876172800.

The previous prime is 72265562463253. The next prime is 72265562463293. The reversal of 72265562463270 is 7236426556227.

It is a self number, because there is not a number n which added to its sum of digits gives 72265562463270.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2970034 + ... + 12383546.

It is an arithmetic number, because the mean of its divisors is an integer number (1515331002636).

Almost surely, 2^{72265562463270} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 72265562463270, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (96981184168704).

72265562463270 is an abundant number, since it is smaller than the sum of its proper divisors (121696805874138).

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

72265562463270 is a wasteful number, since it uses less digits than its factorization.

72265562463270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9414118.

The product of its (nonzero) digits is 50803200, while the sum is 57.

The spelling of 72265562463270 in words is "seventy-two trillion, two hundred sixty-five billion, five hundred sixty-two million, four hundred sixty-three thousand, two hundred seventy".