72607156006 has 48 divisors (see below), whose sum is σ = 140475397392. Its totient is φ = 27824731200.

The previous prime is 72607155977. The next prime is 72607156007. The reversal of 72607156006 is 60065170627.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 72607156006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72607156007) 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 23 ways as a sum of consecutive naturals, for example, 486321 + ... + 617836.

It is an arithmetic number, because the mean of its divisors is an integer number (2926570779).

Almost surely, 2^72607156006 is an apocalyptic number.

72607156006 is a deficient number, since it is larger than the sum of its proper divisors (67868241386).

72607156006 is a wasteful number, since it uses less digits than its factorization.

72607156006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1104245 (or 1104238 counting only the distinct ones).

The product of its (nonzero) digits is 105840, while the sum is 40.

The spelling of 72607156006 in words is "seventy-two billion, six hundred seven million, one hundred fifty-six thousand, six".