74565042892 has 48 divisors (see below), whose sum is σ = 132088320000. Its totient is φ = 36829387584.

The previous prime is 74565042869. The next prime is 74565042941. The reversal of 74565042892 is 29824056547.

It is a happy 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, 102565033 + ... + 102565759.

It is an arithmetic number, because the mean of its divisors is an integer number (2751840000).

Almost surely, 2^74565042892 is an apocalyptic number.

It is an amenable number.

74565042892 is a deficient number, since it is larger than the sum of its proper divisors (57523277108).

74565042892 is a wasteful number, since it uses less digits than its factorization.

74565042892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1678 (or 1676 counting only the distinct ones).

The product of its (nonzero) digits is 4838400, while the sum is 52.

The spelling of 74565042892 in words is "seventy-four billion, five hundred sixty-five million, forty-two thousand, eight hundred ninety-two".