546623326645 has 32 divisors (see below), whose sum is σ = 729295332480. Its totient is φ = 389996640000.

The previous prime is 546623326643. The next prime is 546623326693.

546623326645 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 546623326645 - 2¹ = 546623326643 is a prime.

It is a super-2 number, since 2×546623326645² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 546623326592 and 546623326601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (546623326643) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 154110 + ... + 1056880.

It is an arithmetic number, because the mean of its divisors is an integer number (22790479140).

Almost surely, 2^546623326645 is an apocalyptic number.

546623326645 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

546623326645 is a deficient number, since it is larger than the sum of its proper divisors (182672005835).

546623326645 is a wasteful number, since it uses less digits than its factorization.

546623326645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 902997.

The product of its digits is 18662400, while the sum is 52.

The spelling of 546623326645 in words is "five hundred forty-six billion, six hundred twenty-three million, three hundred twenty-six thousand, six hundred forty-five".