740040705171 has 12 divisors (see below), whose sum is σ = 1069607958120. Its totient is φ = 493055728800.

The previous prime is 740040705137. The next prime is 740040705199. The reversal of 740040705171 is 171507040047.

740040705171 is a `hidden beast` number, since 74 + 0 + 0 + 4 + 0 + 70 + 517 + 1 = 666.

It is not a de Polignac number, because 740040705171 - 2²⁵ = 740007150739 is a prime.

It is a super-2 number, since 2×740040705171² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (740040705671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25379730 + ... + 25408871.

It is an arithmetic number, because the mean of its divisors is an integer number (89133996510).

Almost surely, 2^740040705171 is an apocalyptic number.

740040705171 is a deficient number, since it is larger than the sum of its proper divisors (329567252949).

740040705171 is a wasteful number, since it uses less digits than its factorization.

740040705171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50790226 (or 50790223 counting only the distinct ones).

The product of its (nonzero) digits is 27440, while the sum is 36.

The spelling of 740040705171 in words is "seven hundred forty billion, forty million, seven hundred five thousand, one hundred seventy-one".