72275025104005 has 16 divisors (see below), whose sum is σ = 89101434242160. Its totient is φ = 56240043628032.

The previous prime is 72275025103991. The next prime is 72275025104071. The reversal of 72275025104005 is 50040152057227.

It can be written as a sum of positive squares in 8 ways, for example, as 32014401148129 + 40260623955876 = 5658127^2 + 6345126^2 .

It is not a de Polignac number, because 72275025104005 - 2¹⁷ = 72275024972933 is a prime.

It is a super-2 number, since 2×72275025104005² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59372250 + ... + 60577339.

It is an arithmetic number, because the mean of its divisors is an integer number (5568839640135).

Almost surely, 2^{72275025104005} is an apocalyptic number.

It is an amenable number.

72275025104005 is a deficient number, since it is larger than the sum of its proper divisors (16826409138155).

72275025104005 is a wasteful number, since it uses less digits than its factorization.

72275025104005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119952888.

The product of its (nonzero) digits is 196000, while the sum is 40.

The spelling of 72275025104005 in words is "seventy-two trillion, two hundred seventy-five billion, twenty-five million, one hundred four thousand, five".