74254514048149 has 16 divisors (see below), whose sum is σ = 76796829354496. Its totient is φ = 71721410342400.

The previous prime is 74254514048119. The next prime is 74254514048161. The reversal of 74254514048149 is 94184041545247.

It is a cyclic number.

It is not a de Polignac number, because 74254514048149 - 2⁷ = 74254514048021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 74254514048093 and 74254514048102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74254514048119) 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, 194764189 + ... + 195145069.

It is an arithmetic number, because the mean of its divisors is an integer number (4799801834656).

Almost surely, 2^{74254514048149} is an apocalyptic number.

It is an amenable number.

74254514048149 is a deficient number, since it is larger than the sum of its proper divisors (2542315306347).

74254514048149 is a wasteful number, since it uses less digits than its factorization.

74254514048149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 392956.

The product of its (nonzero) digits is 25804800, while the sum is 58.

The spelling of 74254514048149 in words is "seventy-four trillion, two hundred fifty-four billion, five hundred fourteen million, forty-eight thousand, one hundred forty-nine".