74263032225 has 48 divisors (see below), whose sum is σ = 137186308800. Its totient is φ = 39385618560.

The previous prime is 74263032209. The next prime is 74263032269. The reversal of 74263032225 is 52223036247.

74263032225 is a `hidden beast` number, since 7 + 426 + 3 + 0 + 3 + 2 + 225 = 666.

It is not a de Polignac number, because 74263032225 - 2⁴ = 74263032209 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 74263032225.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 186492 + ... + 428141.

It is an arithmetic number, because the mean of its divisors is an integer number (2858048100).

Almost surely, 2^74263032225 is an apocalyptic number.

74263032225 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

It is an amenable number.

74263032225 is a deficient number, since it is larger than the sum of its proper divisors (62923276575).

74263032225 is a wasteful number, since it uses less digits than its factorization.

74263032225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 614831 (or 614820 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 36.

The spelling of 74263032225 in words is "seventy-four billion, two hundred sixty-three million, thirty-two thousand, two hundred twenty-five".