74680054533381 has 16 divisors (see below), whose sum is σ = 110466644613120. Its totient is φ = 44493509633520.

The previous prime is 74680054533247. The next prime is 74680054533407. The reversal of 74680054533381 is 18333545008647.

It is not a de Polignac number, because 74680054533381 - 2¹⁰ = 74680054532357 is a prime.

It is a super-2 number, since 2×74680054533381² (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 (74680054535381) 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, 19178234965 + ... + 19178238858.

It is an arithmetic number, because the mean of its divisors is an integer number (6904165288320).

Almost surely, 2^{74680054533381} is an apocalyptic number.

It is an amenable number.

74680054533381 is a deficient number, since it is larger than the sum of its proper divisors (35786590079739).

74680054533381 is a wasteful number, since it uses less digits than its factorization.

74680054533381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38356473896.

The product of its (nonzero) digits is 29030400, while the sum is 57.

The spelling of 74680054533381 in words is "seventy-four trillion, six hundred eighty billion, fifty-four million, five hundred thirty-three thousand, three hundred eighty-one".