545450542 has 96 divisors (see below), whose sum is σ = 1092870144. Its totient is φ = 199180800.

The previous prime is 545450527. The next prime is 545450561. The reversal of 545450542 is 245054545.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a junction number, because it is equal to n+sod(n) for n = 545450498 and 545450507.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2855667 + ... + 2855857.

It is an arithmetic number, because the mean of its divisors is an integer number (11384064).

Almost surely, 2^545450542 is an apocalyptic number.

545450542 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

545450542 is a wasteful number, since it uses less digits than its factorization.

545450542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314 (or 301 counting only the distinct ones).

The product of its (nonzero) digits is 80000, while the sum is 34.

The square root of 545450542 is about 23354.8826158472. The cubic root of 545450542 is about 817.0559416607.

The spelling of 545450542 in words is "five hundred forty-five million, four hundred fifty thousand, five hundred forty-two".