544620770426864 has 10 divisors (see below), whose sum is σ = 1055202742702080. Its totient is φ = 272310385213424.

The previous prime is 544620770426807. The next prime is 544620770426893. The reversal of 544620770426864 is 468624077026445.

It is a happy number.

It is a super-2 number, since 2×544620770426864² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 544620770426864.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17019399075824 + ... + 17019399075855.

It is an arithmetic number, because the mean of its divisors is an integer number (105520274270208).

Almost surely, 2^{544620770426864} is an apocalyptic number.

It is an amenable number.

544620770426864 is a deficient number, since it is larger than the sum of its proper divisors (510581972275216).

544620770426864 is a wasteful number, since it uses less digits than its factorization.

544620770426864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34038798151687 (or 34038798151681 counting only the distinct ones).

The product of its (nonzero) digits is 433520640, while the sum is 65.

The spelling of 544620770426864 in words is "five hundred forty-four trillion, six hundred twenty billion, seven hundred seventy million, four hundred twenty-six thousand, eight hundred sixty-four".