74518420175 has 6 divisors (see below), whose sum is σ = 92402841048. Its totient is φ = 59614736120.

The previous prime is 74518420157. The next prime is 74518420181. The reversal of 74518420175 is 57102481547.

It is not a de Polignac number, because 74518420175 - 2¹⁶ = 74518354639 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1490368379 + ... + 1490368428.

It is an arithmetic number, because the mean of its divisors is an integer number (15400473508).

Almost surely, 2^74518420175 is an apocalyptic number.

74518420175 is a deficient number, since it is larger than the sum of its proper divisors (17884420873).

74518420175 is a wasteful number, since it uses less digits than its factorization.

74518420175 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2980736817 (or 2980736812 counting only the distinct ones).

The product of its (nonzero) digits is 313600, while the sum is 44.

The spelling of 74518420175 in words is "seventy-four billion, five hundred eighteen million, four hundred twenty thousand, one hundred seventy-five".