25435505334 has 32 divisors (see below), whose sum is σ = 51643837440. Its totient is φ = 8349958400.

The previous prime is 25435505327. The next prime is 25435505419. The reversal of 25435505334 is 43350553452.

It is a junction number, because it is equal to n+sod(n) for n = 25435505292 and 25435505301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 363619 + ... + 427889.

It is an arithmetic number, because the mean of its divisors is an integer number (1613869920).

Almost surely, 2^25435505334 is an apocalyptic number.

25435505334 is an abundant number, since it is smaller than the sum of its proper divisors (26208332106).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25435505334 is a wasteful number, since it uses less digits than its factorization.

25435505334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65276.

The product of its (nonzero) digits is 540000, while the sum is 39.

The spelling of 25435505334 in words is "twenty-five billion, four hundred thirty-five million, five hundred five thousand, three hundred thirty-four".