541979377978 has 8 divisors (see below), whose sum is σ = 812976690240. Its totient is φ = 270987147900.

The previous prime is 541979377931. The next prime is 541979377997. The reversal of 541979377978 is 879773979145.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 991698 + ... + 1437853.

It is an arithmetic number, because the mean of its divisors is an integer number (101622086280).

Almost surely, 2^541979377978 is an apocalyptic number.

541979377978 is a deficient number, since it is larger than the sum of its proper divisors (270997312262).

541979377978 is a wasteful number, since it uses less digits than its factorization.

541979377978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2541092.

The product of its digits is 840157920, while the sum is 76.

The spelling of 541979377978 in words is "five hundred forty-one billion, nine hundred seventy-nine million, three hundred seventy-seven thousand, nine hundred seventy-eight".