73046840768353 has 4 divisors (see below), whose sum is σ = 74047482422788. Its totient is φ = 72046199113920.

The previous prime is 73046840768333. The next prime is 73046840768381. The reversal of 73046840768353 is 35386704864037.

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

It can be written as a sum of positive squares in 2 ways, for example, as 31882657339729 + 41164183428624 = 5646473^2 + 6415932^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-73046840768353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73046840768333) 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, 500320827108 + ... + 500320827253.

It is an arithmetic number, because the mean of its divisors is an integer number (18511870605697).

Almost surely, 2^{73046840768353} is an apocalyptic number.

73046840768353 is a gapful number since it is divisible by the number (73) formed by its first and last digit.

It is an amenable number.

73046840768353 is a deficient number, since it is larger than the sum of its proper divisors (1000641654435).

73046840768353 is a wasteful number, since it uses less digits than its factorization.

73046840768353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1000641654434.

The product of its (nonzero) digits is 243855360, while the sum is 64.

The spelling of 73046840768353 in words is "seventy-three trillion, forty-six billion, eight hundred forty million, seven hundred sixty-eight thousand, three hundred fifty-three".