1601745249055 has 64 divisors (see below), whose sum is σ = 2374753904640. Its totient is φ = 1012850302464.

The previous prime is 1601745249053. The next prime is 1601745249067. The reversal of 1601745249055 is 5509425471061.

It is not a de Polignac number, because 1601745249055 - 2¹ = 1601745249053 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1601745249053) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 15753892 + ... + 15855238.

It is an arithmetic number, because the mean of its divisors is an integer number (37105529760).

Almost surely, 2^{1601745249055} is an apocalyptic number.

1601745249055 is a deficient number, since it is larger than the sum of its proper divisors (773008655585).

1601745249055 is a wasteful number, since it uses less digits than its factorization.

1601745249055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102088.

The product of its (nonzero) digits is 1512000, while the sum is 49.

The spelling of 1601745249055 in words is "one trillion, six hundred one billion, seven hundred forty-five million, two hundred forty-nine thousand, fifty-five".