545512326645 has 128 divisors (see below), whose sum is σ = 1038196486656. Its totient is φ = 241113600000.

The previous prime is 545512326629. The next prime is 545512326661. The reversal of 545512326645 is 546623215545.

It is an interprime number because it is at equal distance from previous prime (545512326629) and next prime (545512326661).

It is not a de Polignac number, because 545512326645 - 2⁴ = 545512326629 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 545512326594 and 545512326603.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 91204555 + ... + 91210535.

It is an arithmetic number, because the mean of its divisors is an integer number (8110910052).

Almost surely, 2^545512326645 is an apocalyptic number.

545512326645 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

545512326645 is a deficient number, since it is larger than the sum of its proper divisors (492684160011).

545512326645 is a wasteful number, since it uses less digits than its factorization.

545512326645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6535.

The product of its digits is 4320000, while the sum is 48.

Subtracting 545512326645 from its reverse (546623215545), we obtain a square (1110888900 = 33330²).

The spelling of 545512326645 in words is "five hundred forty-five billion, five hundred twelve million, three hundred twenty-six thousand, six hundred forty-five".