626545620368473 has 8 divisors (see below), whose sum is σ = 674770699164800. Its totient is φ = 578324721835728.

The previous prime is 626545620368467. The next prime is 626545620368489. The reversal of 626545620368473 is 374863026545626.

It is a happy number.

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 626545620368473 - 2¹⁷ = 626545620237401 is a prime.

It is a super-2 number, since 2×626545620368473² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 626545620368399 and 626545620368408.

It is not an unprimeable number, because it can be changed into a prime (626545620368443) 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, 1044754593 + ... + 1045354126.

It is an arithmetic number, because the mean of its divisors is an integer number (84346337395600).

Almost surely, 2^{626545620368473} is an apocalyptic number.

It is an amenable number.

626545620368473 is a deficient number, since it is larger than the sum of its proper divisors (48225078796327).

626545620368473 is a wasteful number, since it uses less digits than its factorization.

626545620368473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2090131791.

The product of its (nonzero) digits is 1045094400, while the sum is 67.

The spelling of 626545620368473 in words is "six hundred twenty-six trillion, five hundred forty-five billion, six hundred twenty million, three hundred sixty-eight thousand, four hundred seventy-three".