545626497 has 16 divisors (see below), whose sum is σ = 784002240. Its totient is φ = 335539392.

The previous prime is 545626481. The next prime is 545626541. The reversal of 545626497 is 794626545.

It is not a de Polignac number, because 545626497 - 2⁴ = 545626481 is a prime.

It is not an unprimeable number, because it can be changed into a prime (545626897) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65779 + ... + 73607.

It is an arithmetic number, because the mean of its divisors is an integer number (49000140).

Almost surely, 2^545626497 is an apocalyptic number.

It is an amenable number.

545626497 is a deficient number, since it is larger than the sum of its proper divisors (238375743).

545626497 is a wasteful number, since it uses less digits than its factorization.

545626497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9632.

The product of its digits is 1814400, while the sum is 48.

The square root of 545626497 is about 23358.6492974230. The cubic root of 545626497 is about 817.1437892968.

Adding to 545626497 its sum of digits (48), we get a palindrome (545626545).

The spelling of 545626497 in words is "five hundred forty-five million, six hundred twenty-six thousand, four hundred ninety-seven".