544537485240 has 384 divisors, whose sum is σ = 1903169157120. Its totient is φ = 122096332800.

The previous prime is 544537485229. The next prime is 544537485299. The reversal of 544537485240 is 42584735445.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1263427825 + ... + 1263428255.

It is an arithmetic number, because the mean of its divisors is an integer number (4956169680).

Almost surely, 2^544537485240 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 544537485240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (951584578560).

544537485240 is an abundant number, since it is smaller than the sum of its proper divisors (1358631671880).

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

544537485240 is a wasteful number, since it uses less digits than its factorization.

544537485240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 851 (or 768 counting only the distinct ones).

The product of its (nonzero) digits is 10752000, while the sum is 51.

The spelling of 544537485240 in words is "five hundred forty-four billion, five hundred thirty-seven million, four hundred eighty-five thousand, two hundred forty".