25319416611 has 8 divisors (see below), whose sum is σ = 33776533504. Its totient is φ = 16870955400.

The previous prime is 25319416601. The next prime is 25319416631. The reversal of 25319416611 is 11661491352.

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

It is not a de Polignac number, because 25319416611 - 2²¹ = 25317319459 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 25319416611.

It is not an unprimeable number, because it can be changed into a prime (25319416601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2157091 + ... + 2168796.

It is an arithmetic number, because the mean of its divisors is an integer number (4222066688).

Almost surely, 2^25319416611 is an apocalyptic number.

25319416611 is a deficient number, since it is larger than the sum of its proper divisors (8457116893).

25319416611 is a wasteful number, since it uses less digits than its factorization.

25319416611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4327841.

The product of its digits is 38880, while the sum is 39.

The spelling of 25319416611 in words is "twenty-five billion, three hundred nineteen million, four hundred sixteen thousand, six hundred eleven".