74320768146607 has 2 divisors, whose sum is σ = 74320768146608. Its totient is φ = 74320768146606.

The previous prime is 74320768146533. The next prime is 74320768146613. The reversal of 74320768146607 is 70664186702347.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 74320768146607 - 2³⁵ = 74286408408239 is a prime.

It is a super-2 number, since 2×74320768146607² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74320768116607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37160384073303 + 37160384073304.

It is an arithmetic number, because the mean of its divisors is an integer number (37160384073304).

Almost surely, 2^{74320768146607} is an apocalyptic number.

74320768146607 is a deficient number, since it is larger than the sum of its proper divisors (1).

74320768146607 is an equidigital number, since it uses as much as digits as its factorization.

74320768146607 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 56899584, while the sum is 61.

The spelling of 74320768146607 in words is "seventy-four trillion, three hundred twenty billion, seven hundred sixty-eight million, one hundred forty-six thousand, six hundred seven".