25355470652234 has 4 divisors (see below), whose sum is σ = 38033205978354. Its totient is φ = 12677735326116.

The previous prime is 25355470652219. The next prime is 25355470652257. The reversal of 25355470652234 is 43225607455352.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 17488831261225 + 7866639391009 = 4181965^2 + 2804753^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6338867663057 + ... + 6338867663060.

Almost surely, 2^{25355470652234} is an apocalyptic number.

25355470652234 is a deficient number, since it is larger than the sum of its proper divisors (12677735326120).

25355470652234 is a wasteful number, since it uses less digits than its factorization.

25355470652234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12677735326119.

The product of its (nonzero) digits is 30240000, while the sum is 53.

The spelling of 25355470652234 in words is "twenty-five trillion, three hundred fifty-five billion, four hundred seventy million, six hundred fifty-two thousand, two hundred thirty-four".