25350746321 has 8 divisors (see below), whose sum is σ = 25469478720. Its totient is φ = 25232084208.

The previous prime is 25350746269. The next prime is 25350746339. The reversal of 25350746321 is 12364705352.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25350746321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25350746221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 791990 + ... + 823376.

It is an arithmetic number, because the mean of its divisors is an integer number (3183684840).

Almost surely, 2^25350746321 is an apocalyptic number.

It is an amenable number.

25350746321 is a deficient number, since it is larger than the sum of its proper divisors (118732399).

25350746321 is a wasteful number, since it uses less digits than its factorization.

25350746321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35143.

The product of its (nonzero) digits is 151200, while the sum is 38.

The spelling of 25350746321 in words is "twenty-five billion, three hundred fifty million, seven hundred forty-six thousand, three hundred twenty-one".