74605418087 has 8 divisors (see below), whose sum is σ = 78252033216. Its totient is φ = 71044605792.

The previous prime is 74605418077. The next prime is 74605418123. The reversal of 74605418087 is 78081450647.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 74605418087 - 2²⁸ = 74336982631 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74605418077) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21448928 + ... + 21452405.

It is an arithmetic number, because the mean of its divisors is an integer number (9781504152).

Almost surely, 2^74605418087 is an apocalyptic number.

74605418087 is a deficient number, since it is larger than the sum of its proper divisors (3646615129).

74605418087 is a wasteful number, since it uses less digits than its factorization.

74605418087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42901417.

The product of its (nonzero) digits is 1505280, while the sum is 50.

The spelling of 74605418087 in words is "seventy-four billion, six hundred five million, four hundred eighteen thousand, eighty-seven".