74345171457711 has 64 divisors (see below), whose sum is σ = 123818280837120. Its totient is φ = 38548556069760.

The previous prime is 74345171457707. The next prime is 74345171457719. The reversal of 74345171457711 is 11775417154347.

It is not a de Polignac number, because 74345171457711 - 2² = 74345171457707 is a prime.

It is a super-2 number, since 2×74345171457711² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74345171457719) 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, 572892045 + ... + 573021801.

It is an arithmetic number, because the mean of its divisors is an integer number (1934660638080).

Almost surely, 2^{74345171457711} is an apocalyptic number.

74345171457711 is a deficient number, since it is larger than the sum of its proper divisors (49473109379409).

74345171457711 is a wasteful number, since it uses less digits than its factorization.

74345171457711 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134404.

The product of its digits is 11524800, while the sum is 57.

The spelling of 74345171457711 in words is "seventy-four trillion, three hundred forty-five billion, one hundred seventy-one million, four hundred fifty-seven thousand, seven hundred eleven".