74375782011 has 24 divisors (see below), whose sum is σ = 111432018880. Its totient is φ = 49574338632.

The previous prime is 74375781967. The next prime is 74375782043. The reversal of 74375782011 is 11028757347.

74375782011 is a `hidden beast` number, since 7 + 4 + 375 + 78 + 201 + 1 = 666.

It is not a de Polignac number, because 74375782011 - 2⁶ = 74375781947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74375782081) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1377816 + ... + 1430778.

Almost surely, 2^74375782011 is an apocalyptic number.

74375782011 is a deficient number, since it is larger than the sum of its proper divisors (37056236869).

74375782011 is an equidigital number, since it uses as much as digits as its factorization.

74375782011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58757 (or 58745 counting only the distinct ones).

The product of its (nonzero) digits is 329280, while the sum is 45.

The spelling of 74375782011 in words is "seventy-four billion, three hundred seventy-five million, seven hundred eighty-two thousand, eleven".