72852682781000 has 64 divisors (see below), whose sum is σ = 177887246359680. Its totient is φ = 27874069924800.

The previous prime is 72852682780993. The next prime is 72852682781017. The reversal of 72852682781000 is 18728625827.

It is a super-2 number, since 2×72852682781000² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1583730974 + ... + 1583776973.

It is an arithmetic number, because the mean of its divisors is an integer number (2779488224370).

Almost surely, 2^{72852682781000} is an apocalyptic number.

It is an amenable number.

72852682781000 is an abundant number, since it is smaller than the sum of its proper divisors (105034563578680).

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

72852682781000 is a wasteful number, since it uses less digits than its factorization.

72852682781000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3167507991 (or 3167507977 counting only the distinct ones).

The product of its (nonzero) digits is 6021120, while the sum is 56.

The spelling of 72852682781000 in words is "seventy-two trillion, eight hundred fifty-two billion, six hundred eighty-two million, seven hundred eighty-one thousand".