746473220851 has 4 divisors (see below), whose sum is σ = 759125309400. Its totient is φ = 733821132304.

The previous prime is 746473220849. The next prime is 746473220879. The reversal of 746473220851 is 158022374647.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 158022374647 = 59 ⋅2678345333.

It is a cyclic number.

It is not a de Polignac number, because 746473220851 - 2¹ = 746473220849 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 746473220795 and 746473220804.

It is not an unprimeable number, because it can be changed into a prime (746473220881) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6326044186 + ... + 6326044303.

It is an arithmetic number, because the mean of its divisors is an integer number (189781327350).

Almost surely, 2^746473220851 is an apocalyptic number.

746473220851 is a deficient number, since it is larger than the sum of its proper divisors (12652088549).

746473220851 is a wasteful number, since it uses less digits than its factorization.

746473220851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12652088548.

The product of its (nonzero) digits is 2257920, while the sum is 49.

The spelling of 746473220851 in words is "seven hundred forty-six billion, four hundred seventy-three million, two hundred twenty thousand, eight hundred fifty-one".