544278142554 has 16 divisors (see below), whose sum is σ = 1088572185120. Its totient is φ = 181423397520.

The previous prime is 544278142531. The next prime is 544278142571. The reversal of 544278142554 is 455241872445.

It is a junction number, because it is equal to n+sod(n) for n = 544278142497 and 544278142506.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 191764 + ... + 1060815.

It is an arithmetic number, because the mean of its divisors is an integer number (68035761570).

Almost surely, 2^544278142554 is an apocalyptic number.

544278142554 is an abundant number, since it is smaller than the sum of its proper divisors (544294042566).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

544278142554 is a wasteful number, since it uses less digits than its factorization.

544278142554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1325005.

The product of its digits is 7168000, while the sum is 51.

The spelling of 544278142554 in words is "five hundred forty-four billion, two hundred seventy-eight million, one hundred forty-two thousand, five hundred fifty-four".