76146644507 has 2 divisors, whose sum is σ = 76146644508. Its totient is φ = 76146644506.

The previous prime is 76146644461. The next prime is 76146644659. The reversal of 76146644507 is 70544664167.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 76146644507 - 2¹⁸ = 76146382363 is a prime.

It is a super-2 number, since 2×76146644507² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (76146644807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38073322253 + 38073322254.

It is an arithmetic number, because the mean of its divisors is an integer number (38073322254).

Almost surely, 2^76146644507 is an apocalyptic number.

76146644507 is a deficient number, since it is larger than the sum of its proper divisors (1).

76146644507 is an equidigital number, since it uses as much as digits as its factorization.

76146644507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3386880, while the sum is 50.

The spelling of 76146644507 in words is "seventy-six billion, one hundred forty-six million, six hundred forty-four thousand, five hundred seven".