544189145862 has 16 divisors (see below), whose sum is σ = 1088385771312. Its totient is φ = 181395135360.

The previous prime is 544189145821. The next prime is 544189145873. The reversal of 544189145862 is 268541981445.

It is a super-2 number, since 2×544189145862² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

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, 1192978 + ... + 1584794.

It is an arithmetic number, because the mean of its divisors is an integer number (68024110707).

Almost surely, 2^544189145862 is an apocalyptic number.

544189145862 is an abundant number, since it is smaller than the sum of its proper divisors (544196625450).

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

544189145862 is a wasteful number, since it uses less digits than its factorization.

544189145862 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 623303.

The product of its digits is 11059200, while the sum is 57.

The spelling of 544189145862 in words is "five hundred forty-four billion, one hundred eighty-nine million, one hundred forty-five thousand, eight hundred sixty-two".