74130949225 has 6 divisors (see below), whose sum is σ = 91922377070. Its totient is φ = 59304759360.

The previous prime is 74130949169. The next prime is 74130949283. The reversal of 74130949225 is 52294903147.

It can be written as a sum of positive squares in 3 ways, for example, as 294843241 + 73836105984 = 17171^2 + 271728^2 .

It is a de Polignac number, because none of the positive numbers 2^k-74130949225 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1482618960 + ... + 1482619009.

Almost surely, 2^74130949225 is an apocalyptic number.

It is an amenable number.

74130949225 is a deficient number, since it is larger than the sum of its proper divisors (17791427845).

74130949225 is a wasteful number, since it uses less digits than its factorization.

74130949225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2965237979 (or 2965237974 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 46.

The spelling of 74130949225 in words is "seventy-four billion, one hundred thirty million, nine hundred forty-nine thousand, two hundred twenty-five".