74021350634201 has 8 divisors (see below), whose sum is σ = 74518746395400. Its totient is φ = 73523962982272.

The previous prime is 74021350634183. The next prime is 74021350634233. The reversal of 74021350634201 is 10243605312047.

It can be written as a sum of positive squares in 4 ways, for example, as 2836947336976 + 71184403297225 = 1684324^2 + 8437085^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-74021350634201 is a prime.

It is a super-2 number, since 2×74021350634201² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74021350633201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16880471 + ... + 20808483.

It is an arithmetic number, because the mean of its divisors is an integer number (9314843299425).

Almost surely, 2^{74021350634201} is an apocalyptic number.

It is an amenable number.

74021350634201 is a deficient number, since it is larger than the sum of its proper divisors (497395761199).

74021350634201 is a wasteful number, since it uses less digits than its factorization.

74021350634201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4054635.

The product of its (nonzero) digits is 120960, while the sum is 38.

Adding to 74021350634201 its reverse (10243605312047), we get a palindrome (84264955946248).

The spelling of 74021350634201 in words is "seventy-four trillion, twenty-one billion, three hundred fifty million, six hundred thirty-four thousand, two hundred one".