73461312287 has 8 divisors (see below), whose sum is σ = 80145501312. Its totient is φ = 66778104600.

The previous prime is 73461312259. The next prime is 73461312371. The reversal of 73461312287 is 78221316437.

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

It is a cyclic number.

It is not a de Polignac number, because 73461312287 - 2¹⁰ = 73461311263 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 (73461312217) 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, 84203 + ... + 392444.

It is an arithmetic number, because the mean of its divisors is an integer number (10018187664).

Almost surely, 2^73461312287 is an apocalyptic number.

73461312287 is a deficient number, since it is larger than the sum of its proper divisors (6684189025).

73461312287 is a wasteful number, since it uses less digits than its factorization.

73461312287 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 490669.

The product of its digits is 338688, while the sum is 44.

The spelling of 73461312287 in words is "seventy-three billion, four hundred sixty-one million, three hundred twelve thousand, two hundred eighty-seven".