72407655114479 has 2 divisors, whose sum is σ = 72407655114480. Its totient is φ = 72407655114478.

The previous prime is 72407655114413. The next prime is 72407655114497. The reversal of 72407655114479 is 97441155670427.

It is a happy number.

Together with next prime (72407655114497) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 72407655114479 - 2⁴⁰ = 71308143486703 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (72407655114499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36203827557239 + 36203827557240.

It is an arithmetic number, because the mean of its divisors is an integer number (36203827557240).

Almost surely, 2^{72407655114479} is an apocalyptic number.

72407655114479 is a deficient number, since it is larger than the sum of its proper divisors (1).

72407655114479 is an equidigital number, since it uses as much as digits as its factorization.

72407655114479 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 59270400, while the sum is 62.

The spelling of 72407655114479 in words is "seventy-two trillion, four hundred seven billion, six hundred fifty-five million, one hundred fourteen thousand, four hundred seventy-nine".