545442401139 has 8 divisors (see below), whose sum is σ = 727610783952. Its totient is φ = 363451142880.

The previous prime is 545442401131. The next prime is 545442401171. The reversal of 545442401139 is 931104244545.

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

It is not a de Polignac number, because 545442401139 - 2³ = 545442401131 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 545442401139.

It is not an unprimeable number, because it can be changed into a prime (545442401131) 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, 44273952 + ... + 44286269.

It is an arithmetic number, because the mean of its divisors is an integer number (90951347994).

Almost surely, 2^545442401139 is an apocalyptic number.

545442401139 is a deficient number, since it is larger than the sum of its proper divisors (182168382813).

545442401139 is a wasteful number, since it uses less digits than its factorization.

545442401139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88562277.

The product of its (nonzero) digits is 345600, while the sum is 42.

The spelling of 545442401139 in words is "five hundred forty-five billion, four hundred forty-two million, four hundred one thousand, one hundred thirty-nine".