44655367428557 has 2 divisors, whose sum is σ = 44655367428558. Its totient is φ = 44655367428556.

The previous prime is 44655367428533. The next prime is 44655367428599. The reversal of 44655367428557 is 75582476355644.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42389722326121 + 2265645102436 = 6510739^2 + 1505206^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44655367428557 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44655367428527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22327683714278 + 22327683714279.

It is an arithmetic number, because the mean of its divisors is an integer number (22327683714279).

Almost surely, 2^{44655367428557} is an apocalyptic number.

It is an amenable number.

44655367428557 is a deficient number, since it is larger than the sum of its proper divisors (1).

44655367428557 is an equidigital number, since it uses as much as digits as its factorization.

44655367428557 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3386880000, while the sum is 71.

The spelling of 44655367428557 in words is "forty-four trillion, six hundred fifty-five billion, three hundred sixty-seven million, four hundred twenty-eight thousand, five hundred fifty-seven".