545440063 has 8 divisors (see below), whose sum is σ = 623766528. Its totient is φ = 467215224.

The previous prime is 545439997. The next prime is 545440067. The reversal of 545440063 is 360044545.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 545440063 - 2¹⁷ = 545308991 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545440067) 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, 13531 + ... + 35692.

It is an arithmetic number, because the mean of its divisors is an integer number (77970816).

Almost surely, 2^545440063 is an apocalyptic number.

545440063 is a deficient number, since it is larger than the sum of its proper divisors (78326465).

545440063 is a wasteful number, since it uses less digits than its factorization.

545440063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50813.

The product of its (nonzero) digits is 28800, while the sum is 31.

The square root of 545440063 is about 23354.6582719594. The cubic root of 545440063 is about 817.0507092987.

The spelling of 545440063 in words is "five hundred forty-five million, four hundred forty thousand, sixty-three".