72427324072605 has 8 divisors (see below), whose sum is σ = 115883718516192. Its totient is φ = 38627906172048.

The previous prime is 72427324072601. The next prime is 72427324072667. The reversal of 72427324072605 is 50627042372427.

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

It is not a de Polignac number, because 72427324072605 - 2² = 72427324072601 is a prime.

It is a super-2 number, since 2×72427324072605² (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 (72427324072601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2414244135739 + ... + 2414244135768.

It is an arithmetic number, because the mean of its divisors is an integer number (14485464814524).

Almost surely, 2^{72427324072605} is an apocalyptic number.

It is an amenable number.

72427324072605 is a deficient number, since it is larger than the sum of its proper divisors (43456394443587).

72427324072605 is a wasteful number, since it uses less digits than its factorization.

72427324072605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4828488271515.

The product of its (nonzero) digits is 7902720, while the sum is 51.

The spelling of 72427324072605 in words is "seventy-two trillion, four hundred twenty-seven billion, three hundred twenty-four million, seventy-two thousand, six hundred five".