77252530350064 has 40 divisors (see below), whose sum is σ = 153637336277568. Its totient is φ = 37612529015040.

The previous prime is 77252530350001. The next prime is 77252530350067. The reversal of 77252530350064 is 46005303525277.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77252530350067) 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 in 7 ways as a sum of consecutive naturals, for example, 260586447 + ... + 260882734.

Almost surely, 2^{77252530350064} is an apocalyptic number.

It is an amenable number.

77252530350064 is a deficient number, since it is larger than the sum of its proper divisors (76384805927504).

77252530350064 is a wasteful number, since it uses less digits than its factorization.

77252530350064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 521469433 (or 521469427 counting only the distinct ones).

The product of its (nonzero) digits is 5292000, while the sum is 49.

The spelling of 77252530350064 in words is "seventy-seven trillion, two hundred fifty-two billion, five hundred thirty million, three hundred fifty thousand, sixty-four".