73315010143 has 4 divisors (see below), whose sum is σ = 73422353448. Its totient is φ = 73207666840.

The previous prime is 73315010053. The next prime is 73315010147. The reversal of 73315010143 is 34101051337.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 73315010143 - 2⁹ = 73315009631 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73315010147) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53670628 + ... + 53671993.

It is an arithmetic number, because the mean of its divisors is an integer number (18355588362).

Almost surely, 2^73315010143 is an apocalyptic number.

73315010143 is a deficient number, since it is larger than the sum of its proper divisors (107343305).

73315010143 is a wasteful number, since it uses less digits than its factorization.

73315010143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107343304.

The product of its (nonzero) digits is 3780, while the sum is 28.

The spelling of 73315010143 in words is "seventy-three billion, three hundred fifteen million, ten thousand, one hundred forty-three".