7725034994 has 8 divisors (see below), whose sum is σ = 11717749980. Its totient is φ = 3819118336.

The previous prime is 7725034979. The next prime is 7725034997. The reversal of 7725034994 is 4994305277.

It can be written as a sum of positive squares in 2 ways, for example, as 7704450625 + 20584369 = 87775^2 + 4537^2 .

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (7725034997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21699359 + ... + 21699714.

Almost surely, 2^7725034994 is an apocalyptic number.

7725034994 is a deficient number, since it is larger than the sum of its proper divisors (3992714986).

7725034994 is a wasteful number, since it uses less digits than its factorization.

7725034994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43399164.

The product of its (nonzero) digits is 1905120, while the sum is 50.

The square root of 7725034994 is about 87892.1782299199. The cubic root of 7725034994 is about 1976.8185989186.

The spelling of 7725034994 in words is "seven billion, seven hundred twenty-five million, thirty-four thousand, nine hundred ninety-four".