76745242730 has 32 divisors (see below), whose sum is σ = 149680427904. Its totient is φ = 28162852416.

The previous prime is 76745242729. The next prime is 76745242747. The reversal of 76745242730 is 3724254767.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1789694 + ... + 1832073.

It is an arithmetic number, because the mean of its divisors is an integer number (4677513372).

Almost surely, 2^76745242730 is an apocalyptic number.

76745242730 is a deficient number, since it is larger than the sum of its proper divisors (72935185174).

76745242730 is a wasteful number, since it uses less digits than its factorization.

76745242730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3621950.

The product of its (nonzero) digits is 1975680, while the sum is 47.

The spelling of 76745242730 in words is "seventy-six billion, seven hundred forty-five million, two hundred forty-two thousand, seven hundred thirty".