544501121461 has 32 divisors (see below), whose sum is σ = 637134958080. Its totient is φ = 459819110400.

The previous prime is 544501121447. The next prime is 544501121467. The reversal of 544501121461 is 164121105445.

It is a cyclic number.

It is not a de Polignac number, because 544501121461 - 2⁵ = 544501121429 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (544501121467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 57329265 + ... + 57338761.

It is an arithmetic number, because the mean of its divisors is an integer number (19910467440).

Almost surely, 2^544501121461 is an apocalyptic number.

It is an amenable number.

544501121461 is a deficient number, since it is larger than the sum of its proper divisors (92633836619).

544501121461 is a wasteful number, since it uses less digits than its factorization.

544501121461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13485.

The product of its (nonzero) digits is 19200, while the sum is 34.

The spelling of 544501121461 in words is "five hundred forty-four billion, five hundred one million, one hundred twenty-one thousand, four hundred sixty-one".