73018204947 has 32 divisors (see below), whose sum is σ = 110029248000. Its totient is φ = 47850349536.

The previous prime is 73018204943. The next prime is 73018204951. The reversal of 73018204947 is 74940281037.

It is an interprime number because it is at equal distance from previous prime (73018204943) and next prime (73018204951).

It is not a de Polignac number, because 73018204947 - 2² = 73018204943 is a prime.

It is not an unprimeable number, because it can be changed into a prime (73018204943) 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 31 ways as a sum of consecutive naturals, for example, 364093 + ... + 527825.

It is an arithmetic number, because the mean of its divisors is an integer number (3438414000).

Almost surely, 2^73018204947 is an apocalyptic number.

73018204947 is a deficient number, since it is larger than the sum of its proper divisors (37011043053).

73018204947 is a wasteful number, since it uses less digits than its factorization.

73018204947 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164024 (or 164018 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 45.

The spelling of 73018204947 in words is "seventy-three billion, eighteen million, two hundred four thousand, nine hundred forty-seven".