73794881787 has 16 divisors (see below), whose sum is σ = 108058406400. Its totient is φ = 44424005600.

The previous prime is 73794881777. The next prime is 73794881803. The reversal of 73794881787 is 78718849737.

It is a cyclic number.

It is not a de Polignac number, because 73794881787 - 2¹⁹ = 73794357499 is a prime.

It is not an unprimeable number, because it can be changed into a prime (73794881777) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7499139 + ... + 7508972.

It is an arithmetic number, because the mean of its divisors is an integer number (6753650400).

Almost surely, 2^73794881787 is an apocalyptic number.

73794881787 is a deficient number, since it is larger than the sum of its proper divisors (34263524613).

73794881787 is a wasteful number, since it uses less digits than its factorization.

73794881787 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15008274.

The product of its digits is 132765696, while the sum is 69.

The spelling of 73794881787 in words is "seventy-three billion, seven hundred ninety-four million, eight hundred eighty-one thousand, seven hundred eighty-seven".