745040554171053 has 48 divisors (see below), whose sum is σ = 1162893260390400. Its totient is φ = 423042316816224.

The previous prime is 745040554171051. The next prime is 745040554171061. The reversal of 745040554171053 is 350171455040547.

It is not a de Polignac number, because 745040554171053 - 2¹ = 745040554171051 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 745040554170987 and 745040554171005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (745040554171051) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 66038548 + ... + 76492946.

It is an arithmetic number, because the mean of its divisors is an integer number (24226942924800).

Almost surely, 2^{745040554171053} is an apocalyptic number.

It is an amenable number.

745040554171053 is a deficient number, since it is larger than the sum of its proper divisors (417852706219347).

745040554171053 is a wasteful number, since it uses less digits than its factorization.

745040554171053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10457486 (or 10457479 counting only the distinct ones).

The product of its (nonzero) digits is 5880000, while the sum is 51.

The spelling of 745040554171053 in words is "seven hundred forty-five trillion, forty billion, five hundred fifty-four million, one hundred seventy-one thousand, fifty-three".