74011775528378 has 8 divisors (see below), whose sum is σ = 111119234808468. Its totient is φ = 36972030592224.

The previous prime is 74011775528371. The next prime is 74011775528407. The reversal of 74011775528378 is 87382557711047.

It can be written as a sum of positive squares in 2 ways, for example, as 66211859362489 + 7799916165889 = 8137067^2 + 2792833^2 .

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

It is not an unprimeable number, because it can be changed into a prime (74011775528371) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16928583251 + ... + 16928587622.

Almost surely, 2^{74011775528378} is an apocalyptic number.

74011775528378 is a deficient number, since it is larger than the sum of its proper divisors (37107459280090).

74011775528378 is a wasteful number, since it uses less digits than its factorization.

74011775528378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33857171968.

The product of its (nonzero) digits is 92198400, while the sum is 65.

The spelling of 74011775528378 in words is "seventy-four trillion, eleven billion, seven hundred seventy-five million, five hundred twenty-eight thousand, three hundred seventy-eight".