73015000002 has 24 divisors (see below), whose sum is σ = 180799047936. Its totient is φ = 20861428536.

The previous prime is 73014999961. The next prime is 73015000013. The reversal of 73015000002 is 20000051037.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 289741938 + ... + 289742189.

It is an arithmetic number, because the mean of its divisors is an integer number (7533293664).

Almost surely, 2^73015000002 is an apocalyptic number.

73015000002 is an abundant number, since it is smaller than the sum of its proper divisors (107784047934).

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

73015000002 is a wasteful number, since it uses less digits than its factorization.

73015000002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 579484142 (or 579484139 counting only the distinct ones).

The product of its (nonzero) digits is 210, while the sum is 18.

Adding to 73015000002 its reverse (20000051037), we get a palindrome (93015051039).

The spelling of 73015000002 in words is "seventy-three billion, fifteen million, two", and thus it is an aban number and an uban number.