74133411440 has 80 divisors (see below), whose sum is σ = 188105505120. Its totient is φ = 26946677760.

The previous prime is 74133411437. The next prime is 74133411533. The reversal of 74133411440 is 4411433147.

It is a tau number, because it is divible by the number of its divisors (80).

It is a junction number, because it is equal to n+sod(n) for n = 74133411397 and 74133411406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2340026 + ... + 2371494.

It is an arithmetic number, because the mean of its divisors is an integer number (2351318814).

Almost surely, 2^74133411440 is an apocalyptic number.

It is an amenable number.

74133411440 is an abundant number, since it is smaller than the sum of its proper divisors (113972093680).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

74133411440 is a wasteful number, since it uses less digits than its factorization.

74133411440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34170 (or 34164 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 32.

Adding to 74133411440 its reverse (4411433147), we get a palindrome (78544844587).

The spelling of 74133411440 in words is "seventy-four billion, one hundred thirty-three million, four hundred eleven thousand, four hundred forty".