72475382093 has 2 divisors, whose sum is σ = 72475382094. Its totient is φ = 72475382092.

The previous prime is 72475382071. The next prime is 72475382101. The reversal of 72475382093 is 39028357427.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 44945272009 + 27530110084 = 212003^2 + 165922^2 .

It is a cyclic number.

It is not a de Polignac number, because 72475382093 - 2¹⁴ = 72475365709 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (72475382003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36237691046 + 36237691047.

It is an arithmetic number, because the mean of its divisors is an integer number (36237691047).

Almost surely, 2^72475382093 is an apocalyptic number.

It is an amenable number.

72475382093 is a deficient number, since it is larger than the sum of its proper divisors (1).

72475382093 is an equidigital number, since it uses as much as digits as its factorization.

72475382093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2540160, while the sum is 50.

The spelling of 72475382093 in words is "seventy-two billion, four hundred seventy-five million, three hundred eighty-two thousand, ninety-three".