74044635105 has 32 divisors (see below), whose sum is σ = 135429928704. Its totient is φ = 33840470016.

The previous prime is 74044635101. The next prime is 74044635109. The reversal of 74044635105 is 50153644047.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (74044635101) and next prime (74044635109).

It is not a de Polignac number, because 74044635105 - 2² = 74044635101 is a prime.

It is a super-2 number, since 2×74044635105² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (74044635101) 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, 341097 + ... + 514233.

It is an arithmetic number, because the mean of its divisors is an integer number (4232185272).

Almost surely, 2^74044635105 is an apocalyptic number.

It is an amenable number.

74044635105 is a deficient number, since it is larger than the sum of its proper divisors (61385293599).

74044635105 is a wasteful number, since it uses less digits than its factorization.

74044635105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177225.

The product of its (nonzero) digits is 201600, while the sum is 39.

The spelling of 74044635105 in words is "seventy-four billion, forty-four million, six hundred thirty-five thousand, one hundred five".