153402379423679 has 2 divisors, whose sum is σ = 153402379423680. Its totient is φ = 153402379423678.

The previous prime is 153402379423589. The next prime is 153402379423697. The reversal of 153402379423679 is 976324973204351.

Together with next prime (153402379423697) 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 a de Polignac number, because none of the positive numbers 2^k-153402379423679 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (153402379429679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76701189711839 + 76701189711840.

It is an arithmetic number, because the mean of its divisors is an integer number (76701189711840).

Almost surely, 2^{153402379423679} is an apocalyptic number.

153402379423679 is a deficient number, since it is larger than the sum of its proper divisors (1).

153402379423679 is an equidigital number, since it uses as much as digits as its factorization.

153402379423679 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 205752960, while the sum is 65.

The spelling of 153402379423679 in words is "one hundred fifty-three trillion, four hundred two billion, three hundred seventy-nine million, four hundred twenty-three thousand, six hundred seventy-nine".