544186872840 has 1024 divisors, whose sum is σ = 2039458176000. Its totient is φ = 115059916800.

The previous prime is 544186872829. The next prime is 544186872851. The reversal of 544186872840 is 48278681445.

It is an interprime number because it is at equal distance from previous prime (544186872829) and next prime (544186872851).

It is a super-2 number, since 2×544186872840² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is an unprimeable number.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 5387988790 + ... + 5387988890.

It is an arithmetic number, because the mean of its divisors is an integer number (1991658375).

Almost surely, 2^544186872840 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 544186872840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1019729088000).

544186872840 is an abundant number, since it is smaller than the sum of its proper divisors (1495271303160).

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

544186872840 is a wasteful number, since it uses less digits than its factorization.

544186872840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235 (or 197 counting only the distinct ones).

The product of its (nonzero) digits is 13762560, while the sum is 57.

The spelling of 544186872840 in words is "five hundred forty-four billion, one hundred eighty-six million, eight hundred seventy-two thousand, eight hundred forty".