740666546556171 has 16 divisors (see below), whose sum is σ = 988023090180000. Its totient is φ = 493543902901248.

The previous prime is 740666546556149. The next prime is 740666546556173. The reversal of 740666546556171 is 171655645666047.

740666546556171 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 740666546556171 - 2⁷ = 740666546556043 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 740666546556096 and 740666546556105.

It is not an unprimeable number, because it can be changed into a prime (740666546556173) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49812375 + ... + 62949231.

It is an arithmetic number, because the mean of its divisors is an integer number (61751443136250).

Almost surely, 2^{740666546556171} is an apocalyptic number.

740666546556171 is a deficient number, since it is larger than the sum of its proper divisors (247356543623829).

740666546556171 is a wasteful number, since it uses less digits than its factorization.

740666546556171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13145758.

The product of its (nonzero) digits is 762048000, while the sum is 69.

The spelling of 740666546556171 in words is "seven hundred forty trillion, six hundred sixty-six billion, five hundred forty-six million, five hundred fifty-six thousand, one hundred seventy-one".