74805406532 has 6 divisors (see below), whose sum is σ = 130909461438. Its totient is φ = 37402703264.

The previous prime is 74805406519. The next prime is 74805406537. The reversal of 74805406532 is 23560450847.

It can be written as a sum of positive squares in only one way, i.e., 55077518596 + 19727887936 = 234686^2 + 140456^2 .

It is not an unprimeable number, because it can be changed into a prime (74805406537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9350675813 + ... + 9350675820.

It is an arithmetic number, because the mean of its divisors is an integer number (21818243573).

Almost surely, 2^74805406532 is an apocalyptic number.

It is an amenable number.

74805406532 is a deficient number, since it is larger than the sum of its proper divisors (56104054906).

74805406532 is a wasteful number, since it uses less digits than its factorization.

74805406532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18701351637 (or 18701351635 counting only the distinct ones).

The product of its (nonzero) digits is 806400, while the sum is 44.

The spelling of 74805406532 in words is "seventy-four billion, eight hundred five million, four hundred six thousand, five hundred thirty-two".