72152606727 has 24 divisors (see below), whose sum is σ = 104901589104. Its totient is φ = 47787594624.

The previous prime is 72152606719. The next prime is 72152606741. The reversal of 72152606727 is 72760625127.

72152606727 is a `hidden beast` number, since 7 + 2 + 15 + 2 + 606 + 7 + 27 = 666.

It is not a de Polignac number, because 72152606727 - 2³ = 72152606719 is a prime.

It is a super-2 number, since 2×72152606727² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72152606717) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4329603 + ... + 4346235.

It is an arithmetic number, because the mean of its divisors is an integer number (4370899546).

Almost surely, 2^72152606727 is an apocalyptic number.

72152606727 is a deficient number, since it is larger than the sum of its proper divisors (32748982377).

72152606727 is a wasteful number, since it uses less digits than its factorization.

72152606727 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19759 (or 19756 counting only the distinct ones).

The product of its (nonzero) digits is 493920, while the sum is 45.

The spelling of 72152606727 in words is "seventy-two billion, one hundred fifty-two million, six hundred six thousand, seven hundred twenty-seven".