544530505400 has 288 divisors, whose sum is σ = 1563132988800. Its totient is φ = 172728268800.

The previous prime is 544530505397. The next prime is 544530505427. The reversal of 544530505400 is 4505035445.

It is a super-2 number, since 2×544530505400² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 23859995 + ... + 23882805.

It is an arithmetic number, because the mean of its divisors is an integer number (5427545100).

Almost surely, 2^544530505400 is an apocalyptic number.

544530505400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 544530505400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (781566494400).

544530505400 is an abundant number, since it is smaller than the sum of its proper divisors (1018602483400).

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

544530505400 is a wasteful number, since it uses less digits than its factorization.

544530505400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22927 (or 22901 counting only the distinct ones).

The product of its (nonzero) digits is 120000, while the sum is 35.

The spelling of 544530505400 in words is "five hundred forty-four billion, five hundred thirty million, five hundred five thousand, four hundred".