544414001620 has 24 divisors (see below), whose sum is σ = 1143300753000. Its totient is φ = 217759629312.

The previous prime is 544414001611. The next prime is 544414001627. The reversal of 544414001620 is 26100414445.

It can be written as a sum of positive squares in 4 ways, for example, as 59259204 + 544354742416 = 7698^2 + 737804^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (544414001627) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 414996 + ... + 1122964.

It is an arithmetic number, because the mean of its divisors is an integer number (47637531375).

Almost surely, 2^544414001620 is an apocalyptic number.

It is an amenable number.

544414001620 is an abundant number, since it is smaller than the sum of its proper divisors (598886751380).

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

544414001620 is a wasteful number, since it uses less digits than its factorization.

544414001620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 746427 (or 746425 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 31.

The spelling of 544414001620 in words is "five hundred forty-four billion, four hundred fourteen million, one thousand, six hundred twenty".