72229779105310 has 8 divisors (see below), whose sum is σ = 130013602389576. Its totient is φ = 28891911642120.

The previous prime is 72229779105271. The next prime is 72229779105311. The reversal of 72229779105310 is 1350197792227.

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

It is a super-2 number, since 2×72229779105310² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72229779105311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3611488955256 + ... + 3611488955275.

It is an arithmetic number, because the mean of its divisors is an integer number (16251700298697).

Almost surely, 2^{72229779105310} is an apocalyptic number.

72229779105310 is a deficient number, since it is larger than the sum of its proper divisors (57783823284266).

72229779105310 is a wasteful number, since it uses less digits than its factorization.

72229779105310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7222977910538.

The product of its (nonzero) digits is 3333960, while the sum is 55.

The spelling of 72229779105310 in words is "seventy-two trillion, two hundred twenty-nine billion, seven hundred seventy-nine million, one hundred five thousand, three hundred ten".