545446401 has 8 divisors (see below), whose sum is σ = 728782080. Its totient is φ = 362870832.

The previous prime is 545446393. The next prime is 545446427. The reversal of 545446401 is 104644545.

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

It is not a de Polignac number, because 545446401 - 2³ = 545446393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (545446481) 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, 188350 + ... + 191223.

It is an arithmetic number, because the mean of its divisors is an integer number (91097760).

Almost surely, 2^545446401 is an apocalyptic number.

It is an amenable number.

545446401 is a deficient number, since it is larger than the sum of its proper divisors (183335679).

545446401 is a wasteful number, since it uses less digits than its factorization.

545446401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380055.

The product of its (nonzero) digits is 38400, while the sum is 33.

The square root of 545446401 is about 23354.7939618400. The cubic root of 545446401 is about 817.0538739895.

The spelling of 545446401 in words is "five hundred forty-five million, four hundred forty-six thousand, four hundred one".