73115687002 has 16 divisors (see below), whose sum is σ = 113043249792. Its totient is φ = 35447015520.

The previous prime is 73115686981. The next prime is 73115687009. The reversal of 73115687002 is 20078651137.

It is not an unprimeable number, because it can be changed into a prime (73115687009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3091074 + ... + 3114637.

It is an arithmetic number, because the mean of its divisors is an integer number (7065203112).

Almost surely, 2^73115687002 is an apocalyptic number.

73115687002 is a deficient number, since it is larger than the sum of its proper divisors (39927562790).

73115687002 is a wasteful number, since it uses less digits than its factorization.

73115687002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6205893.

The product of its (nonzero) digits is 70560, while the sum is 40.

The spelling of 73115687002 in words is "seventy-three billion, one hundred fifteen million, six hundred eighty-seven thousand, two".