74254224211669 has 8 divisors (see below), whose sum is σ = 76086857349720. Its totient is φ = 72422617478400.

The previous prime is 74254224211667. The next prime is 74254224211691. The reversal of 74254224211669 is 96611242245247.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 297148182769 + 73957076028900 = 545113^2 + 8599830^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 74254224211669 - 2¹ = 74254224211667 is a prime.

It is a super-2 number, since 2×74254224211669² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74254224211667) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 256454722 + ... + 256744099.

It is an arithmetic number, because the mean of its divisors is an integer number (9510857168715).

Almost surely, 2^{74254224211669} is an apocalyptic number.

It is an amenable number.

74254224211669 is a deficient number, since it is larger than the sum of its proper divisors (1832633138051).

74254224211669 is a wasteful number, since it uses less digits than its factorization.

74254224211669 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 513202391.

The product of its digits is 11612160, while the sum is 55.

The spelling of 74254224211669 in words is "seventy-four trillion, two hundred fifty-four billion, two hundred twenty-four million, two hundred eleven thousand, six hundred sixty-nine".