73240126851 has 8 divisors (see below), whose sum is σ = 97663925440. Its totient is φ = 48821539752.

The previous prime is 73240126789. The next prime is 73240126859. The reversal of 73240126851 is 15862104237.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 73240126851 - 2¹¹ = 73240124803 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73240126859) 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 7 ways as a sum of consecutive naturals, for example, 1269961 + ... + 1326378.

It is an arithmetic number, because the mean of its divisors is an integer number (12207990680).

Almost surely, 2^73240126851 is an apocalyptic number.

73240126851 is a deficient number, since it is larger than the sum of its proper divisors (24423798589).

73240126851 is a wasteful number, since it uses less digits than its factorization.

73240126851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2605745.

The product of its (nonzero) digits is 80640, while the sum is 39.

The spelling of 73240126851 in words is "seventy-three billion, two hundred forty million, one hundred twenty-six thousand, eight hundred fifty-one".