76705130730540 has 48 divisors (see below), whose sum is σ = 231295471128288. Its totient is φ = 18881262948864.

The previous prime is 76705130730539. The next prime is 76705130730541. The reversal of 76705130730540 is 4503703150767.

It is an interprime number because it is at equal distance from previous prime (76705130730539) and next prime (76705130730541).

It is a self number, because there is not a number n which added to its sum of digits gives 76705130730540.

It is not an unprimeable number, because it can be changed into a prime (76705130730541) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49169954817 + ... + 49169956376.

It is an arithmetic number, because the mean of its divisors is an integer number (4818655648506).

Almost surely, 2^{76705130730540} is an apocalyptic number.

It is an amenable number.

76705130730540 is an abundant number, since it is smaller than the sum of its proper divisors (154590340397748).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

76705130730540 is a wasteful number, since it uses less digits than its factorization.

76705130730540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98339911218 (or 98339911216 counting only the distinct ones).

The product of its (nonzero) digits is 1852200, while the sum is 48.

The spelling of 76705130730540 in words is "seventy-six trillion, seven hundred five billion, one hundred thirty million, seven hundred thirty thousand, five hundred forty".