74040773667 has 32 divisors (see below), whose sum is σ = 117020719104. Its totient is φ = 40757904000.

The previous prime is 74040773647. The next prime is 74040773759. The reversal of 74040773667 is 76637704047.

It is not a de Polignac number, because 74040773667 - 2⁶ = 74040773603 is a prime.

It is not an unprimeable number, because it can be changed into a prime (74040773617) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 393259 + ... + 550212.

It is an arithmetic number, because the mean of its divisors is an integer number (3656897472).

Almost surely, 2^74040773667 is an apocalyptic number.

74040773667 is a deficient number, since it is larger than the sum of its proper divisors (42979945437).

74040773667 is a wasteful number, since it uses less digits than its factorization.

74040773667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 943619.

The product of its (nonzero) digits is 4148928, while the sum is 51.

The spelling of 74040773667 in words is "seventy-four billion, forty million, seven hundred seventy-three thousand, six hundred sixty-seven".