25533616346 has 16 divisors (see below), whose sum is σ = 43865654976. Its totient is φ = 10919543136.

The previous prime is 25533616321. The next prime is 25533616369. The reversal of 25533616346 is 64361633552.

It is a junction number, because it is equal to n+sod(n) for n = 25533616297 and 25533616306.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1946171 + ... + 1959246.

It is an arithmetic number, because the mean of its divisors is an integer number (2741603436).

Almost surely, 2^25533616346 is an apocalyptic number.

25533616346 is a deficient number, since it is larger than the sum of its proper divisors (18332038630).

25533616346 is a wasteful number, since it uses less digits than its factorization.

25533616346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3905893.

The product of its digits is 1166400, while the sum is 44.

The spelling of 25533616346 in words is "twenty-five billion, five hundred thirty-three million, six hundred sixteen thousand, three hundred forty-six".