73018158397 has 8 divisors (see below), whose sum is σ = 76201282944. Its totient is φ = 69835735728.

The previous prime is 73018158391. The next prime is 73018158403. The reversal of 73018158397 is 79385181037.

It is an interprime number because it is at equal distance from previous prime (73018158391) and next prime (73018158403).

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

It is not a de Polignac number, because 73018158397 - 2²⁷ = 72883940669 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 (73018158391) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42928 + ... + 384550.

It is an arithmetic number, because the mean of its divisors is an integer number (9525160368).

Almost surely, 2^73018158397 is an apocalyptic number.

It is an amenable number.

73018158397 is a deficient number, since it is larger than the sum of its proper divisors (3183124547).

73018158397 is a wasteful number, since it uses less digits than its factorization.

73018158397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350939.

The product of its (nonzero) digits is 1270080, while the sum is 52.

The spelling of 73018158397 in words is "seventy-three billion, eighteen million, one hundred fifty-eight thousand, three hundred ninety-seven".